{"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 14 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "0"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,13) (0,24) (0,19) (0,5) (0,10) (0,4) (0,2) (0,21) (0,17) (0,23) (0,9) (0,20) (0,15) (0,22) (1,3) (1,18) (1,6) (1,14) (1,8) (1,11) (2,12) (2,7) (2,13) (2,24) (2,19) (2,5) (2,10) (2,4) (2,21) (2,17) (2,23) (2,9) (2,20) (2,15) (2,22) (3,18) (3,6) (3,14) (3,8) (3,11) (4,12) (4,7) (4,13) (4,24) (4,19) (4,5) (4,10) (4,21) (4,17) (4,23) (4,9) (4,20) (4,15) (4,22) (5,12) (5,7) (5,13) (5,24) (5,19) (5,10) (5,21) (5,17) (5,23) (5,9) (5,20) (5,15) (5,22) (6,18) (6,14) (6,8) (6,11) (7,12) (7,13) (7,24) (7,19) (7,10) (7,21) (7,17) (7,23) (7,9) (7,20) (7,15) (7,22) (8,18) (8,14) (8,11) (9,12) (9,13) (9,24) (9,19) (9,10) (9,21) (9,17) (9,23) (9,20) (9,15) (9,22) (10,12) (10,13) (10,24) (10,19) (10,21) (10,17) (10,23) (10,20) (10,15) (10,22) (11,18) (11,14) (12,13) (12,24) (12,19) (12,21) (12,17) (12,23) (12,20) (12,15) (12,22) (13,24) (13,19) (13,21) (13,17) (13,23) (13,20) (13,15) (13,22) (14,18) (15,24) (15,19) (15,21) (15,17) (15,23) (15,20) (15,22) (17,24) (17,19) (17,21) (17,23) (17,20) (17,22) (19,24) (19,21) (19,23) (19,20) (19,22) (20,24) (20,21) (20,23) (20,22) (21,24) (21,23) (21,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 18 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "2"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 6 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "3"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 12 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "4"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 18 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "5"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,2) (0,14) (0,7) (0,13) (1,17) (1,3) (1,10) (1,6) (2,11) (2,12) (2,14) (2,13) (3,17) (3,10) (3,6) (4,9) (4,5) (5,9) (5,16) (6,17) (6,8) (6,10) (7,11) (7,12) (7,14) (7,13) (8,17) (8,15) (9,18) (9,16) (10,17) (12,14) (12,13) (13,14) (15,17)\nQ: Is there a path between node 14 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "6"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 1 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "7"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 19 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "8"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 7 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "9"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 8 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "10"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 4 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "11"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 2 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "12"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "13"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,34) (0,4) (0,7) (0,28) (0,8) (0,15) (0,23) (0,13) (0,22) (0,32) (0,11) (0,18) (1,7) (1,2) (1,13) (1,27) (1,26) (1,9) (2,14) (2,31) (2,15) (2,23) (2,13) (2,9) (2,22) (2,17) (2,32) (2,18) (3,24) (4,7) (4,27) (4,17) (5,16) (5,12) (5,29) (5,20) (6,34) (6,7) (6,14) (6,31) (6,10) (6,23) (6,26) (6,21) (6,17) (6,18) (7,33) (7,14) (7,28) (7,15) (7,26) (7,19) (8,14) (8,28) (8,31) (8,10) (8,13) (8,25) (8,30) (8,18) (9,14) (9,21) (9,25) (9,22) (9,11) (10,31) (10,15) (10,27) (10,25) (10,17) (10,32) (11,28) (11,31) (11,15) (11,13) (11,27) (11,21) (11,25) (11,22) (12,16) (13,33) (13,14) (13,28) (13,26) (13,21) (13,17) (13,32) (13,18) (14,33) (14,31) (14,23) (14,27) (14,25) (15,34) (15,30) (15,17) (15,19) (16,24) (17,23) (17,26) (17,19) (18,34) (18,21) (18,30) (19,33) (19,21) (19,25) (19,30) (21,33) (21,28) (21,25) (21,30) (22,33) (22,23) (22,26) (22,25) (23,34) (23,25) (25,33) (25,32) (26,33) (26,28) (26,31) (26,32) (27,33) (27,32) (32,33)\nQ: Is there a path between node 17 and node 33?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "14"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 14 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "15"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 0 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "16"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 17 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "17"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 5 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "18"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,20) (0,7) (0,19) (0,1) (0,14) (0,12) (0,15) (0,18) (0,4) (1,10) (1,5) (1,7) (1,2) (1,14) (1,12) (1,3) (1,15) (1,16) (1,4) (2,10) (2,5) (2,20) (2,7) (2,19) (2,14) (2,12) (2,15) (2,16) (2,17) (2,18) (2,4) (3,5) (3,20) (3,7) (3,19) (3,14) (3,16) (3,17) (3,18) (4,10) (4,5) (4,20) (4,7) (4,19) (4,14) (4,12) (4,15) (4,16) (4,17) (5,20) (5,7) (5,19) (5,14) (5,12) (5,16) (5,17) (5,18) (6,11) (6,8) (7,10) (7,19) (7,14) (7,12) (7,15) (7,16) (7,17) (7,18) (8,11) (9,21) (9,13) (10,19) (10,14) (10,12) (10,16) (10,18) (12,20) (12,19) (12,14) (12,15) (12,16) (12,17) (14,20) (14,19) (14,15) (14,16) (14,17) (15,20) (15,19) (15,16) (15,17) (15,18) (16,20) (16,19) (16,17) (16,18) (17,20) (17,19) (17,18) (18,19) (19,20)\nQ: Is there a path between node 9 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "19"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 3 and node 32?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "20"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 19 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "21"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 5 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "22"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,12) (0,2) (0,11) (0,8) (0,13) (1,4) (1,10) (1,17) (1,5) (1,14) (1,7) (1,6) (1,15) (2,3) (2,18) (2,12) (2,11) (2,8) (2,13) (3,18) (3,12) (3,11) (3,8) (3,13) (4,10) (4,17) (4,5) (4,14) (4,7) (4,6) (4,15) (5,10) (5,17) (5,14) (5,7) (5,6) (5,15) (6,10) (6,17) (6,14) (6,7) (6,15) (7,10) (7,17) (7,14) (7,15) (8,18) (8,12) (8,11) (8,13) (9,16) (10,17) (10,14) (10,15) (11,18) (11,12) (11,13) (12,18) (12,13) (13,18) (14,17) (14,15) (15,17)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "23"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (0,6) (0,2) (0,3) (0,7) (0,5) (1,8) (1,6) (1,2) (1,3) (1,7) (1,5) (2,8) (2,6) (2,3) (2,7) (2,5) (3,8) (3,6) (3,7) (3,5) (5,8) (5,6) (5,7) (6,8) (6,7) (7,8)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "24"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "25"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "26"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "27"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 4 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "28"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 10 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "29"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,25) (0,3) (1,25) (1,29) (2,14) (2,13) (2,20) (2,18) (2,31) (2,9) (2,27) (2,21) (2,12) (2,7) (2,33) (2,11) (2,24) (2,26) (2,30) (3,25) (4,23) (4,22) (4,34) (4,5) (5,23) (5,22) (5,34) (6,14) (6,13) (6,20) (6,18) (6,27) (6,21) (6,12) (6,7) (6,28) (6,24) (6,26) (6,30) (7,14) (7,13) (7,20) (7,31) (7,17) (7,9) (7,27) (7,21) (7,12) (7,10) (7,33) (7,28) (7,30) (8,14) (8,13) (8,31) (8,17) (8,9) (8,27) (8,12) (8,33) (8,11) (8,28) (8,26) (8,30) (9,14) (9,13) (9,20) (9,18) (9,27) (9,21) (9,12) (9,10) (9,33) (9,24) (9,26) (9,19) (9,30) (10,13) (10,20) (10,18) (10,31) (10,17) (10,27) (10,12) (10,33) (10,11) (10,28) (10,24) (11,14) (11,13) (11,20) (11,18) (11,31) (11,12) (11,33) (11,28) (11,24) (11,26) (11,30) (12,14) (12,13) (12,20) (12,18) (12,17) (12,27) (12,21) (12,33) (12,19) (13,14) (13,20) (13,18) (13,31) (13,17) (13,21) (13,28) (13,24) (13,26) (14,18) (14,31) (14,17) (14,27) (14,21) (14,33) (14,26) (15,32) (17,18) (17,31) (17,27) (17,33) (17,28) (17,24) (17,26) (17,19) (17,30) (18,20) (18,31) (18,33) (18,24) (18,26) (18,19) (18,30) (19,31) (19,27) (19,21) (19,33) (19,28) (19,26) (20,31) (20,27) (20,21) (20,33) (20,24) (20,26) (20,30) (21,27) (21,33) (21,28) (21,24) (21,30) (22,23) (22,34) (23,34) (24,33) (24,26) (25,29) (26,31) (26,33) (26,30) (27,31) (27,33) (27,28) (27,30) (28,31) (28,33) (28,30) (30,31) (30,33) (31,33)\nQ: Is there a path between node 3 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "30"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 8 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "31"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 10 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "32"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,20) (0,7) (0,19) (0,1) (0,14) (0,12) (0,15) (0,18) (0,4) (1,10) (1,5) (1,7) (1,2) (1,14) (1,12) (1,3) (1,15) (1,16) (1,4) (2,10) (2,5) (2,20) (2,7) (2,19) (2,14) (2,12) (2,15) (2,16) (2,17) (2,18) (2,4) (3,5) (3,20) (3,7) (3,19) (3,14) (3,16) (3,17) (3,18) (4,10) (4,5) (4,20) (4,7) (4,19) (4,14) (4,12) (4,15) (4,16) (4,17) (5,20) (5,7) (5,19) (5,14) (5,12) (5,16) (5,17) (5,18) (6,11) (6,8) (7,10) (7,19) (7,14) (7,12) (7,15) (7,16) (7,17) (7,18) (8,11) (9,21) (9,13) (10,19) (10,14) (10,12) (10,16) (10,18) (12,20) (12,19) (12,14) (12,15) (12,16) (12,17) (14,20) (14,19) (14,15) (14,16) (14,17) (15,20) (15,19) (15,16) (15,17) (15,18) (16,20) (16,19) (16,17) (16,18) (17,20) (17,19) (17,18) (18,19) (19,20)\nQ: Is there a path between node 7 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "33"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 2 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "34"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,6) (0,5) (0,15) (0,14) (0,1) (0,10) (0,8) (0,7) (0,2) (0,11) (0,3) (1,12) (1,13) (1,6) (1,5) (1,15) (1,14) (1,10) (1,8) (1,7) (1,2) (1,11) (1,3) (2,12) (2,13) (2,6) (2,5) (2,15) (2,14) (2,10) (2,8) (2,7) (2,11) (2,3) (3,12) (3,13) (3,6) (3,5) (3,15) (3,14) (3,10) (3,8) (3,7) (3,11) (4,9) (5,12) (5,13) (5,6) (5,15) (5,14) (5,10) (5,8) (5,7) (5,11) (6,12) (6,13) (6,15) (6,14) (6,10) (6,8) (6,7) (6,11) (7,12) (7,13) (7,15) (7,14) (7,10) (7,8) (7,11) (8,12) (8,13) (8,15) (8,14) (8,10) (8,11) (10,12) (10,13) (10,15) (10,14) (10,11) (11,12) (11,13) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 13 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "35"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "36"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "37"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 12 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "38"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 18 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "39"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 7 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "40"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 5 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "41"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "42"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 10 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "43"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 0 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "44"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 17 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "45"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 6 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "46"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 6 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "47"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 8 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "48"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 1 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "49"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 0 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "50"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 30 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "51"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 25 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "52"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,17) (1,4) (2,10) (3,19) (3,30) (3,13) (3,25) (3,8) (4,31) (5,16) (6,29) (6,11) (6,32) (7,14) (7,17) (8,21) (8,30) (8,13) (8,28) (9,20) (9,25) (11,29) (11,26) (11,22) (13,21) (13,15) (13,28) (13,23) (15,31) (15,16) (15,28) (15,23) (16,21) (16,25) (16,23) (18,29) (18,24) (20,31) (20,30) (20,25) (21,25) (22,24) (23,25) (23,28) (24,29) (24,32) (25,30) (26,32) (28,30)\nQ: Is there a path between node 23 and node 31?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "53"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 0 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "54"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 8 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "55"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 4 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "56"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,31) (0,11) (0,27) (0,18) (1,4) (1,12) (1,31) (1,7) (1,25) (1,8) (1,18) (2,17) (2,14) (2,6) (2,10) (2,19) (3,17) (3,22) (3,9) (4,12) (4,30) (4,31) (4,13) (4,27) (4,18) (5,29) (5,16) (5,22) (5,21) (5,20) (5,28) (5,19) (6,29) (6,9) (6,10) (6,28) (7,11) (7,27) (7,15) (7,18) (8,30) (8,23) (8,11) (9,14) (9,21) (9,10) (11,23) (11,18) (12,30) (12,31) (12,27) (12,25) (12,15) (12,18) (13,23) (13,25) (13,15) (14,29) (14,17) (16,24) (16,17) (16,20) (17,29) (18,30) (18,26) (20,29) (21,24) (22,24) (23,27) (23,25) (25,26) (25,27) (26,31) (27,31) (28,29)\nQ: Is there a path between node 8 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "57"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 10 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "58"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 6 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "59"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 21 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "60"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 9 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "61"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 17 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "62"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 11 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "63"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 6 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "64"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 1 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "65"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 21 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "66"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 10 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "67"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 15 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "68"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 5 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "69"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "70"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 6 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "71"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 17 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "72"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 18 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "73"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 20 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "74"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 4 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "75"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "76"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 9 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "77"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,17) (1,4) (2,10) (3,19) (3,30) (3,13) (3,25) (3,8) (4,31) (5,16) (6,29) (6,11) (6,32) (7,14) (7,17) (8,21) (8,30) (8,13) (8,28) (9,20) (9,25) (11,29) (11,26) (11,22) (13,21) (13,15) (13,28) (13,23) (15,31) (15,16) (15,28) (15,23) (16,21) (16,25) (16,23) (18,29) (18,24) (20,31) (20,30) (20,25) (21,25) (22,24) (23,25) (23,28) (24,29) (24,32) (25,30) (26,32) (28,30)\nQ: Is there a path between node 23 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "78"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,30) (0,6) (0,12) (1,15) (2,17) (2,4) (3,25) (3,30) (3,12) (4,18) (4,16) (4,20) (4,22) (4,28) (4,8) (4,17) (5,12) (5,11) (6,19) (7,9) (7,10) (8,22) (8,28) (8,21) (9,23) (10,12) (10,11) (11,30) (11,19) (11,12) (12,25) (12,19) (13,27) (13,26) (15,26) (16,18) (16,29) (16,20) (16,24) (16,22) (16,28) (16,17) (17,22) (17,28) (17,21) (18,29) (18,20) (18,24) (18,22) (19,30) (20,22) (20,28) (21,24) (24,28) (25,30)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "79"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "80"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 24 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "81"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 5 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "82"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 10 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "83"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 8 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "84"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 21 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "85"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,10) (0,26) (0,13) (0,23) (0,14) (0,27) (0,30) (0,31) (0,28) (0,2) (0,8) (0,12) (0,9) (0,24) (0,5) (1,19) (1,15) (1,6) (1,11) (1,29) (1,17) (1,21) (1,4) (1,25) (1,7) (2,3) (2,14) (2,31) (2,28) (2,18) (2,8) (2,12) (2,9) (2,24) (2,5) (3,10) (3,13) (3,23) (3,27) (3,30) (3,31) (3,28) (3,18) (3,8) (3,12) (3,9) (3,24) (3,5) (4,20) (4,19) (4,15) (4,11) (4,29) (4,16) (4,22) (4,7) (5,10) (5,13) (5,23) (5,14) (5,27) (5,31) (5,18) (5,8) (5,12) (5,9) (6,20) (6,15) (6,11) (6,29) (6,17) (6,21) (6,16) (6,25) (6,7) (7,20) (7,15) (7,11) (7,29) (7,17) (7,21) (7,25) (8,10) (8,26) (8,13) (8,23) (8,14) (8,27) (8,30) (8,12) (8,24) (9,10) (9,26) (9,13) (9,14) (9,27) (9,30) (9,31) (9,18) (9,24) (10,26) (10,13) (10,23) (10,14) (10,27) (10,30) (10,31) (10,18) (11,20) (11,19) (11,15) (11,29) (11,17) (11,21) (11,16) (11,25) (11,22) (12,13) (12,23) (12,14) (12,27) (12,28) (13,26) (13,23) (13,14) (13,27) (13,31) (13,28) (14,23) (14,30) (14,28) (14,18) (14,24) (15,19) (15,29) (15,21) (15,16) (15,22) (16,20) (16,19) (16,29) (16,17) (16,21) (16,25) (17,20) (17,19) (17,29) (17,21) (17,25) (17,22) (18,26) (18,27) (18,30) (18,31) (18,28) (19,29) (19,21) (19,25) (19,22) (20,29) (20,22) (21,29) (21,25) (21,22) (22,25) (23,26) (23,27) (23,30) (23,31) (23,24) (24,27) (24,30) (24,31) (25,29) (26,27) (26,30) (26,28) (27,30) (27,31) (28,30) (28,31) (30,31)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "86"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 9 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "87"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 19 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "88"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,11) (0,17) (0,1) (0,2) (0,12) (0,6) (0,18) (0,7) (0,15) (1,19) (1,8) (1,9) (1,11) (1,2) (1,12) (1,6) (1,7) (1,15) (2,19) (2,4) (2,9) (2,11) (2,17) (2,12) (2,6) (2,18) (2,15) (3,5) (3,13) (3,10) (4,19) (4,8) (4,9) (4,11) (4,17) (4,12) (4,6) (4,7) (4,15) (5,13) (5,10) (6,9) (6,11) (6,12) (6,18) (7,19) (7,8) (7,9) (7,11) (7,17) (7,15) (8,19) (8,11) (8,17) (8,12) (9,17) (9,12) (9,18) (10,13) (11,17) (11,15) (12,19) (12,17) (12,18) (12,15) (14,20) (14,21) (15,17) (15,18) (17,19) (17,18) (18,19) (20,21)\nQ: Is there a path between node 6 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "89"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 28 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "90"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,10) (0,26) (0,13) (0,23) (0,14) (0,27) (0,30) (0,31) (0,28) (0,2) (0,8) (0,12) (0,9) (0,24) (0,5) (1,19) (1,15) (1,6) (1,11) (1,29) (1,17) (1,21) (1,4) (1,25) (1,7) (2,3) (2,14) (2,31) (2,28) (2,18) (2,8) (2,12) (2,9) (2,24) (2,5) (3,10) (3,13) (3,23) (3,27) (3,30) (3,31) (3,28) (3,18) (3,8) (3,12) (3,9) (3,24) (3,5) (4,20) (4,19) (4,15) (4,11) (4,29) (4,16) (4,22) (4,7) (5,10) (5,13) (5,23) (5,14) (5,27) (5,31) (5,18) (5,8) (5,12) (5,9) (6,20) (6,15) (6,11) (6,29) (6,17) (6,21) (6,16) (6,25) (6,7) (7,20) (7,15) (7,11) (7,29) (7,17) (7,21) (7,25) (8,10) (8,26) (8,13) (8,23) (8,14) (8,27) (8,30) (8,12) (8,24) (9,10) (9,26) (9,13) (9,14) (9,27) (9,30) (9,31) (9,18) (9,24) (10,26) (10,13) (10,23) (10,14) (10,27) (10,30) (10,31) (10,18) (11,20) (11,19) (11,15) (11,29) (11,17) (11,21) (11,16) (11,25) (11,22) (12,13) (12,23) (12,14) (12,27) (12,28) (13,26) (13,23) (13,14) (13,27) (13,31) (13,28) (14,23) (14,30) (14,28) (14,18) (14,24) (15,19) (15,29) (15,21) (15,16) (15,22) (16,20) (16,19) (16,29) (16,17) (16,21) (16,25) (17,20) (17,19) (17,29) (17,21) (17,25) (17,22) (18,26) (18,27) (18,30) (18,31) (18,28) (19,29) (19,21) (19,25) (19,22) (20,29) (20,22) (21,29) (21,25) (21,22) (22,25) (23,26) (23,27) (23,30) (23,31) (23,24) (24,27) (24,30) (24,31) (25,29) (26,27) (26,30) (26,28) (27,30) (27,31) (28,30) (28,31) (30,31)\nQ: Is there a path between node 30 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "91"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "92"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 18 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "93"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "94"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,12) (0,4) (1,13) (1,3) (1,6) (1,9) (2,15) (2,14) (2,11) (4,7) (5,16) (5,6) (5,9) (6,13) (6,8) (10,13) (10,12) (11,15) (11,14)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "95"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 1 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "96"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "97"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 9 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "98"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "99"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 16 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "100"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "101"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 7 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "102"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "103"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 10 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "104"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "105"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "106"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "107"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 11 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "108"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,3) (1,2) (1,6) (2,5) (2,6) (3,5) (5,6)\nQ: Is there a path between node 0 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "109"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "110"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 15 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "111"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 15 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "112"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 4 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "113"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 7 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "114"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "115"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 14 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "116"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 23 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "117"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 17 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "118"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 2 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "119"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "120"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 4 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "121"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 11 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "122"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 1 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "123"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 14 and node 27?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "124"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 14 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "125"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 14 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "126"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,2) (0,14) (0,7) (0,13) (1,17) (1,3) (1,10) (1,6) (2,11) (2,12) (2,14) (2,13) (3,17) (3,10) (3,6) (4,9) (4,5) (5,9) (5,16) (6,17) (6,8) (6,10) (7,11) (7,12) (7,14) (7,13) (8,17) (8,15) (9,18) (9,16) (10,17) (12,14) (12,13) (13,14) (15,17)\nQ: Is there a path between node 12 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "127"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 7 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "128"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 9 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "129"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 5 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "130"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,2) (0,8) (1,6) (2,3) (3,6) (3,7) (4,6) (4,5) (5,8) (7,8)\nQ: Is there a path between node 9 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "131"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 6 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "132"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 1 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "133"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "134"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "135"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 13 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "136"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,20) (0,8) (0,31) (0,22) (1,4) (1,24) (1,19) (1,16) (1,5) (1,2) (1,8) (1,18) (1,27) (2,4) (2,19) (2,12) (2,17) (2,21) (2,31) (2,22) (3,25) (3,20) (3,14) (3,31) (3,22) (3,27) (4,7) (4,21) (4,26) (4,27) (5,11) (5,24) (5,20) (5,19) (5,12) (5,16) (5,17) (5,21) (5,9) (5,22) (6,15) (7,24) (7,20) (7,19) (7,16) (7,29) (7,17) (7,21) (7,14) (7,9) (7,8) (7,18) (7,22) (7,30) (8,20) (8,12) (8,14) (9,20) (9,16) (9,14) (9,18) (9,26) (9,23) (10,15) (11,25) (11,28) (11,20) (11,21) (11,26) (12,28) (12,24) (12,20) (12,29) (12,14) (12,18) (12,26) (12,22) (12,27) (12,23) (14,24) (14,16) (14,18) (14,31) (16,25) (16,26) (16,31) (16,23) (17,31) (17,27) (18,25) (18,28) (18,24) (18,21) (18,26) (18,27) (19,29) (19,21) (19,22) (20,25) (20,21) (20,26) (21,24) (21,29) (21,31) (21,23) (22,29) (22,26) (22,23) (23,25) (23,26) (24,25) (24,26) (24,30) (25,29) (25,31) (26,29) (26,31) (27,28) (27,31) (28,29) (29,31) (29,30) (30,31)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "137"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 20 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "138"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,12) (0,4) (1,13) (1,3) (1,6) (1,9) (2,15) (2,14) (2,11) (4,7) (5,16) (5,6) (5,9) (6,13) (6,8) (10,13) (10,12) (11,15) (11,14)\nQ: Is there a path between node 7 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "139"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 13 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "140"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "141"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 8 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "142"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "143"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 0 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "144"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,4) (1,13) (2,11) (3,4) (3,6) (3,19) (4,20) (4,12) (4,16) (5,14) (5,9) (6,18) (6,8) (7,13) (7,8) (7,19) (7,15) (8,18) (8,20) (8,15) (11,14) (12,20) (12,13) (12,19) (12,16) (13,18) (13,15) (15,18) (15,19) (18,20) (18,19)\nQ: Is there a path between node 15 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "145"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 13 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "146"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,13) (0,24) (0,19) (0,5) (0,10) (0,4) (0,2) (0,21) (0,17) (0,23) (0,9) (0,20) (0,15) (0,22) (1,3) (1,18) (1,6) (1,14) (1,8) (1,11) (2,12) (2,7) (2,13) (2,24) (2,19) (2,5) (2,10) (2,4) (2,21) (2,17) (2,23) (2,9) (2,20) (2,15) (2,22) (3,18) (3,6) (3,14) (3,8) (3,11) (4,12) (4,7) (4,13) (4,24) (4,19) (4,5) (4,10) (4,21) (4,17) (4,23) (4,9) (4,20) (4,15) (4,22) (5,12) (5,7) (5,13) (5,24) (5,19) (5,10) (5,21) (5,17) (5,23) (5,9) (5,20) (5,15) (5,22) (6,18) (6,14) (6,8) (6,11) (7,12) (7,13) (7,24) (7,19) (7,10) (7,21) (7,17) (7,23) (7,9) (7,20) (7,15) (7,22) (8,18) (8,14) (8,11) (9,12) (9,13) (9,24) (9,19) (9,10) (9,21) (9,17) (9,23) (9,20) (9,15) (9,22) (10,12) (10,13) (10,24) (10,19) (10,21) (10,17) (10,23) (10,20) (10,15) (10,22) (11,18) (11,14) (12,13) (12,24) (12,19) (12,21) (12,17) (12,23) (12,20) (12,15) (12,22) (13,24) (13,19) (13,21) (13,17) (13,23) (13,20) (13,15) (13,22) (14,18) (15,24) (15,19) (15,21) (15,17) (15,23) (15,20) (15,22) (17,24) (17,19) (17,21) (17,23) (17,20) (17,22) (19,24) (19,21) (19,23) (19,20) (19,22) (20,24) (20,21) (20,23) (20,22) (21,24) (21,23) (21,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 2 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "147"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "148"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 6 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "149"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 14 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "150"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 5 and node 24?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "151"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "152"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,10) (0,17) (0,4) (0,21) (0,1) (0,2) (0,18) (0,7) (0,19) (0,11) (0,3) (0,5) (0,14) (1,6) (1,10) (1,17) (1,21) (1,16) (1,18) (1,7) (1,8) (1,11) (2,6) (2,10) (2,17) (2,4) (2,21) (2,16) (2,13) (2,18) (2,7) (2,8) (2,19) (2,3) (2,5) (3,6) (3,10) (3,17) (3,4) (3,21) (3,16) (3,13) (3,18) (3,7) (3,19) (4,10) (4,16) (4,18) (4,7) (4,8) (4,19) (4,5) (5,6) (5,16) (5,13) (5,18) (5,7) (5,8) (5,19) (5,14) (6,10) (6,17) (6,21) (6,16) (6,13) (6,18) (6,7) (6,19) (6,11) (6,14) (7,10) (7,17) (7,21) (7,16) (7,13) (7,18) (7,8) (7,19) (7,11) (7,14) (8,10) (8,17) (8,21) (8,16) (8,13) (8,18) (8,19) (8,11) (9,20) (10,17) (10,21) (10,13) (10,18) (10,19) (10,11) (10,14) (11,17) (11,16) (11,13) (11,18) (11,19) (12,15) (13,21) (13,16) (13,18) (13,19) (13,14) (14,17) (14,21) (14,16) (14,18) (14,19) (16,17) (16,21) (16,18) (17,18) (18,21) (18,19) (19,21)\nQ: Is there a path between node 0 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "153"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 20 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "154"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,34) (0,4) (0,7) (0,28) (0,8) (0,15) (0,23) (0,13) (0,22) (0,32) (0,11) (0,18) (1,7) (1,2) (1,13) (1,27) (1,26) (1,9) (2,14) (2,31) (2,15) (2,23) (2,13) (2,9) (2,22) (2,17) (2,32) (2,18) (3,24) (4,7) (4,27) (4,17) (5,16) (5,12) (5,29) (5,20) (6,34) (6,7) (6,14) (6,31) (6,10) (6,23) (6,26) (6,21) (6,17) (6,18) (7,33) (7,14) (7,28) (7,15) (7,26) (7,19) (8,14) (8,28) (8,31) (8,10) (8,13) (8,25) (8,30) (8,18) (9,14) (9,21) (9,25) (9,22) (9,11) (10,31) (10,15) (10,27) (10,25) (10,17) (10,32) (11,28) (11,31) (11,15) (11,13) (11,27) (11,21) (11,25) (11,22) (12,16) (13,33) (13,14) (13,28) (13,26) (13,21) (13,17) (13,32) (13,18) (14,33) (14,31) (14,23) (14,27) (14,25) (15,34) (15,30) (15,17) (15,19) (16,24) (17,23) (17,26) (17,19) (18,34) (18,21) (18,30) (19,33) (19,21) (19,25) (19,30) (21,33) (21,28) (21,25) (21,30) (22,33) (22,23) (22,26) (22,25) (23,34) (23,25) (25,33) (25,32) (26,33) (26,28) (26,31) (26,32) (27,33) (27,32) (32,33)\nQ: Is there a path between node 29 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "155"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 18 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "156"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 15 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "157"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 11 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "158"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 27 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "159"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (0,4) (1,3) (1,7) (1,2) (2,3) (3,9) (4,6) (5,9) (6,8) (7,9)\nQ: Is there a path between node 9 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "160"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "161"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 22 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "162"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "163"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 23 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "164"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "165"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 9 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "166"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "167"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 12 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "168"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "169"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (1,15) (1,16) (2,18) (2,17) (2,7) (3,14) (3,7) (5,11) (6,13) (7,17) (8,15) (8,13) (9,17) (10,17) (13,15) (13,16) (16,19)\nQ: Is there a path between node 18 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "170"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 8 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "171"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,4) (1,13) (2,11) (3,4) (3,6) (3,19) (4,20) (4,12) (4,16) (5,14) (5,9) (6,18) (6,8) (7,13) (7,8) (7,19) (7,15) (8,18) (8,20) (8,15) (11,14) (12,20) (12,13) (12,19) (12,16) (13,18) (13,15) (15,18) (15,19) (18,20) (18,19)\nQ: Is there a path between node 8 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "172"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "173"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 4 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "174"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 23 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "175"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 17 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "176"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,6) (0,17) (0,4) (0,12) (0,16) (0,9) (1,14) (1,23) (1,18) (1,19) (1,3) (1,21) (2,14) (2,5) (2,11) (2,23) (2,22) (2,8) (2,18) (2,19) (2,3) (2,20) (3,14) (3,5) (3,23) (3,22) (3,8) (3,18) (3,19) (3,20) (3,21) (4,7) (4,15) (4,6) (4,17) (4,13) (4,10) (4,16) (5,14) (5,8) (5,18) (5,19) (5,21) (6,13) (6,10) (6,16) (6,9) (7,15) (7,13) (7,9) (8,14) (8,11) (8,23) (8,22) (8,18) (8,19) (8,20) (8,21) (9,15) (9,13) (9,12) (9,16) (10,15) (10,17) (10,13) (10,12) (11,14) (11,23) (11,22) (11,18) (11,19) (12,17) (12,16) (13,17) (13,16) (14,23) (14,19) (15,17) (16,17) (18,23) (18,22) (18,19) (18,21) (19,23) (19,22) (19,20) (20,23) (20,21) (21,23) (22,23)\nQ: Is there a path between node 17 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "177"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 2 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "178"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 19 and node 32?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "179"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "180"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 10 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "181"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 20 and node 26?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "182"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "183"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "184"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 20 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "185"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 6 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "186"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "187"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 10 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "188"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 11 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "189"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "190"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 15 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "191"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 24 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "192"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 14 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "193"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,12) (0,2) (0,11) (0,8) (0,13) (1,4) (1,10) (1,17) (1,5) (1,14) (1,7) (1,6) (1,15) (2,3) (2,18) (2,12) (2,11) (2,8) (2,13) (3,18) (3,12) (3,11) (3,8) (3,13) (4,10) (4,17) (4,5) (4,14) (4,7) (4,6) (4,15) (5,10) (5,17) (5,14) (5,7) (5,6) (5,15) (6,10) (6,17) (6,14) (6,7) (6,15) (7,10) (7,17) (7,14) (7,15) (8,18) (8,12) (8,11) (8,13) (9,16) (10,17) (10,14) (10,15) (11,18) (11,12) (11,13) (12,18) (12,13) (13,18) (14,17) (14,15) (15,17)\nQ: Is there a path between node 11 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "194"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 1 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "195"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 24 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "196"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 14 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "197"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 15 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "198"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 1 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "199"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (0,4) (1,3) (1,7) (1,2) (2,3) (3,9) (4,6) (5,9) (6,8) (7,9)\nQ: Is there a path between node 7 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "200"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 2 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "201"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "202"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (1,15) (1,16) (2,18) (2,17) (2,7) (3,14) (3,7) (5,11) (6,13) (7,17) (8,15) (8,13) (9,17) (10,17) (13,15) (13,16) (16,19)\nQ: Is there a path between node 17 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "203"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "204"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 25 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "205"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 5 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "206"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 4 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "207"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 11 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "208"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 1 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "209"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 20 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "210"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,11) (1,9) (1,19) (1,31) (1,20) (2,15) (2,11) (2,27) (2,29) (2,16) (2,31) (3,8) (3,4) (3,12) (3,18) (3,17) (3,10) (3,25) (3,31) (3,20) (4,30) (4,24) (4,19) (5,26) (5,23) (6,13) (7,15) (7,9) (7,30) (7,12) (7,16) (7,19) (7,10) (7,25) (8,15) (8,11) (8,30) (8,24) (8,10) (8,31) (9,11) (9,30) (9,27) (9,29) (9,10) (10,15) (10,30) (10,12) (10,18) (10,19) (10,17) (10,14) (11,30) (11,29) (11,19) (12,15) (12,19) (12,14) (12,20) (13,28) (14,27) (14,24) (14,20) (15,27) (15,18) (15,25) (15,20) (16,29) (16,24) (16,19) (17,29) (17,19) (17,31) (18,30) (18,24) (18,19) (18,31) (19,30) (19,25) (21,28) (21,23) (22,23) (25,27) (25,31) (26,28) (29,31)\nQ: Is there a path between node 7 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "211"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (3,5)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "212"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 16 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "213"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 19 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "214"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 12 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "215"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 14 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "216"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 17 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "217"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 14 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "218"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 10 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "219"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 6 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "220"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "221"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 14 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "222"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,24) (0,5) (0,12) (0,26) (0,14) (0,16) (0,21) (0,9) (0,1) (0,28) (0,25) (1,3) (1,18) (1,24) (1,5) (1,12) (1,26) (1,14) (1,16) (1,21) (1,2) (1,23) (1,20) (1,28) (1,25) (2,3) (2,18) (2,10) (2,24) (2,5) (2,12) (2,26) (2,14) (2,16) (2,9) (2,23) (2,20) (2,28) (2,7) (2,25) (2,22) (2,13) (3,18) (3,24) (3,12) (3,26) (3,16) (3,9) (3,19) (3,7) (3,25) (3,22) (4,11) (4,27) (4,17) (4,15) (4,8) (5,18) (5,24) (5,12) (5,26) (5,14) (5,16) (5,21) (5,9) (5,23) (5,19) (5,20) (5,7) (5,13) (6,11) (6,27) (6,29) (6,15) (6,8) (7,18) (7,10) (7,12) (7,26) (7,14) (7,16) (7,21) (7,9) (7,20) (7,25) (7,22) (7,13) (8,11) (8,27) (8,29) (8,17) (8,15) (9,18) (9,10) (9,24) (9,16) (9,21) (9,19) (9,20) (9,28) (9,25) (9,13) (10,18) (10,24) (10,12) (10,26) (10,14) (10,16) (10,23) (10,20) (10,28) (10,25) (10,22) (10,13) (11,27) (11,29) (12,18) (12,24) (12,16) (12,21) (12,23) (12,20) (12,28) (12,22) (12,13) (13,18) (13,24) (13,26) (13,14) (13,16) (13,21) (13,23) (13,20) (13,28) (13,25) (13,22) (14,26) (14,16) (14,21) (14,23) (14,19) (14,20) (14,28) (14,25) (15,27) (15,17) (16,18) (16,24) (16,26) (16,20) (16,25) (16,22) (17,29) (18,24) (18,26) (18,23) (18,19) (18,20) (18,25) (18,22) (19,21) (19,23) (19,28) (19,25) (20,26) (20,23) (20,28) (20,25) (20,22) (21,26) (21,23) (21,28) (21,22) (22,26) (22,23) (22,25) (23,24) (23,26) (24,26) (24,28) (25,26)\nQ: Is there a path between node 3 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "223"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 11 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "224"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 16 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "225"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "226"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 7 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "227"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "228"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 7 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "229"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 24 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "230"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 12 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "231"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "232"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "233"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 11 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "234"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 6 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "235"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "236"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 28 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "237"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 10 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "238"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,15) (0,25) (0,31) (0,23) (0,14) (1,28) (1,20) (1,12) (1,21) (1,19) (1,24) (1,27) (1,13) (1,6) (2,20) (2,22) (2,21) (2,19) (2,13) (2,6) (3,15) (3,4) (3,25) (3,23) (4,9) (4,15) (4,14) (5,8) (5,17) (5,10) (5,26) (5,7) (5,16) (6,20) (6,21) (6,19) (6,27) (6,13) (7,17) (7,16) (7,29) (8,17) (9,11) (9,15) (9,31) (9,23) (9,14) (10,17) (11,15) (11,30) (11,23) (11,14) (12,20) (12,22) (12,19) (12,27) (12,13) (12,18) (13,28) (13,22) (13,21) (13,24) (13,27) (13,18) (14,15) (14,25) (14,31) (14,23) (15,25) (15,30) (15,23) (16,26) (17,26) (17,29) (18,28) (18,20) (18,22) (18,21) (18,19) (18,24) (18,27) (19,22) (19,21) (19,24) (19,27) (20,28) (20,22) (20,21) (20,24) (20,27) (21,28) (21,22) (21,24) (22,24) (22,27) (23,30) (23,31) (24,28) (25,31) (27,28) (30,31)\nQ: Is there a path between node 19 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "239"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "240"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 10 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "241"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 4 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "242"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 9 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "243"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 1 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "244"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 8 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "245"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 2 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "246"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 2 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "247"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 11 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "248"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 6 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "249"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 9 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "250"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 9 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "251"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "252"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (2,3) (2,5) (3,5) (4,6)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "253"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "254"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,27) (0,13) (0,10) (0,15) (0,2) (0,17) (1,5) (1,22) (1,8) (1,19) (1,26) (1,24) (1,18) (1,16) (1,14) (1,12) (1,4) (1,9) (2,7) (2,27) (2,13) (2,3) (2,6) (2,10) (2,11) (2,17) (3,7) (3,27) (3,20) (3,6) (3,10) (3,15) (3,21) (3,17) (4,5) (4,8) (4,19) (4,26) (4,25) (4,18) (4,14) (4,12) (5,8) (5,26) (5,18) (5,16) (5,14) (5,12) (6,7) (6,13) (6,10) (6,21) (7,20) (7,13) (7,10) (7,15) (7,11) (8,19) (8,26) (8,18) (8,16) (8,14) (8,9) (9,22) (9,19) (9,26) (9,25) (9,16) (9,14) (9,12) (10,13) (10,21) (10,17) (11,27) (11,13) (11,15) (11,21) (11,17) (12,22) (12,19) (12,26) (12,24) (12,25) (12,16) (12,14) (13,27) (13,15) (14,22) (14,19) (14,26) (15,27) (15,20) (15,21) (15,17) (16,22) (16,19) (16,24) (16,25) (16,18) (17,27) (17,20) (17,21) (18,22) (18,19) (18,26) (18,24) (19,26) (19,25) (20,27) (20,21) (21,27) (22,26) (22,24) (24,26)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "255"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 7 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "256"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 14 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "257"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 3 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "258"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "259"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 6 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "260"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 12 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "261"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 22 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "262"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 7 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "263"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,3) (0,14) (0,15) (0,19) (0,7) (0,9) (0,10) (1,5) (1,18) (1,12) (1,13) (1,14) (1,6) (1,17) (1,16) (1,9) (1,10) (1,11) (2,18) (2,12) (2,13) (2,6) (2,15) (2,19) (2,7) (2,17) (2,16) (2,9) (2,10) (2,11) (3,18) (3,12) (3,13) (3,14) (3,6) (3,19) (3,17) (3,9) (3,10) (3,11) (5,18) (5,12) (5,13) (5,14) (5,6) (5,15) (5,19) (5,7) (5,16) (5,11) (6,18) (6,12) (6,7) (6,17) (6,16) (6,9) (6,10) (7,18) (7,12) (7,13) (7,15) (7,19) (7,17) (7,16) (7,10) (7,11) (9,18) (9,13) (9,15) (9,19) (9,16) (9,10) (10,18) (10,13) (10,14) (10,19) (10,17) (10,11) (11,12) (11,13) (11,14) (11,15) (11,19) (11,17) (11,16) (12,14) (12,19) (12,17) (12,16) (13,18) (13,15) (13,19) (13,17) (14,18) (14,15) (14,19) (14,17) (14,16) (15,18) (15,19) (15,16) (16,18) (17,18) (17,19) (18,19)\nQ: Is there a path between node 4 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "264"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 13 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "265"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,5)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "266"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 5 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "267"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,4) (0,9) (0,5) (0,13) (1,14) (1,15) (1,12) (1,5) (1,7) (2,4) (2,6) (2,9) (2,12) (2,13) (4,11) (4,6) (4,15) (4,7) (4,8) (4,13) (5,11) (5,10) (5,14) (5,6) (5,9) (5,15) (5,12) (5,7) (5,13) (6,14) (7,14) (7,8) (9,13) (10,14) (12,15)\nQ: Is there a path between node 3 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "268"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 2 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "269"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 10 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "270"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "271"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 11 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "272"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,17) (1,4) (2,10) (3,19) (3,30) (3,13) (3,25) (3,8) (4,31) (5,16) (6,29) (6,11) (6,32) (7,14) (7,17) (8,21) (8,30) (8,13) (8,28) (9,20) (9,25) (11,29) (11,26) (11,22) (13,21) (13,15) (13,28) (13,23) (15,31) (15,16) (15,28) (15,23) (16,21) (16,25) (16,23) (18,29) (18,24) (20,31) (20,30) (20,25) (21,25) (22,24) (23,25) (23,28) (24,29) (24,32) (25,30) (26,32) (28,30)\nQ: Is there a path between node 10 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "273"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 16 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "274"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 17 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "275"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 22 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "276"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 11 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "277"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 10 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "278"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 8 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "279"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 5 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "280"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "281"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "282"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,20) (0,8) (0,31) (0,22) (1,4) (1,24) (1,19) (1,16) (1,5) (1,2) (1,8) (1,18) (1,27) (2,4) (2,19) (2,12) (2,17) (2,21) (2,31) (2,22) (3,25) (3,20) (3,14) (3,31) (3,22) (3,27) (4,7) (4,21) (4,26) (4,27) (5,11) (5,24) (5,20) (5,19) (5,12) (5,16) (5,17) (5,21) (5,9) (5,22) (6,15) (7,24) (7,20) (7,19) (7,16) (7,29) (7,17) (7,21) (7,14) (7,9) (7,8) (7,18) (7,22) (7,30) (8,20) (8,12) (8,14) (9,20) (9,16) (9,14) (9,18) (9,26) (9,23) (10,15) (11,25) (11,28) (11,20) (11,21) (11,26) (12,28) (12,24) (12,20) (12,29) (12,14) (12,18) (12,26) (12,22) (12,27) (12,23) (14,24) (14,16) (14,18) (14,31) (16,25) (16,26) (16,31) (16,23) (17,31) (17,27) (18,25) (18,28) (18,24) (18,21) (18,26) (18,27) (19,29) (19,21) (19,22) (20,25) (20,21) (20,26) (21,24) (21,29) (21,31) (21,23) (22,29) (22,26) (22,23) (23,25) (23,26) (24,25) (24,26) (24,30) (25,29) (25,31) (26,29) (26,31) (27,28) (27,31) (28,29) (29,31) (29,30) (30,31)\nQ: Is there a path between node 6 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "283"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 7 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "284"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "285"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 16 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "286"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 8 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "287"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,3) (0,14) (0,15) (0,19) (0,7) (0,9) (0,10) (1,5) (1,18) (1,12) (1,13) (1,14) (1,6) (1,17) (1,16) (1,9) (1,10) (1,11) (2,18) (2,12) (2,13) (2,6) (2,15) (2,19) (2,7) (2,17) (2,16) (2,9) (2,10) (2,11) (3,18) (3,12) (3,13) (3,14) (3,6) (3,19) (3,17) (3,9) (3,10) (3,11) (5,18) (5,12) (5,13) (5,14) (5,6) (5,15) (5,19) (5,7) (5,16) (5,11) (6,18) (6,12) (6,7) (6,17) (6,16) (6,9) (6,10) (7,18) (7,12) (7,13) (7,15) (7,19) (7,17) (7,16) (7,10) (7,11) (9,18) (9,13) (9,15) (9,19) (9,16) (9,10) (10,18) (10,13) (10,14) (10,19) (10,17) (10,11) (11,12) (11,13) (11,14) (11,15) (11,19) (11,17) (11,16) (12,14) (12,19) (12,17) (12,16) (13,18) (13,15) (13,19) (13,17) (14,18) (14,15) (14,19) (14,17) (14,16) (15,18) (15,19) (15,16) (16,18) (17,18) (17,19) (18,19)\nQ: Is there a path between node 17 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "288"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 19 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "289"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 6 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "290"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 2 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "291"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,34) (0,1) (0,10) (0,12) (1,12) (2,24) (3,31) (3,30) (3,25) (4,19) (4,6) (5,8) (7,26) (10,20) (10,28) (10,17) (10,18) (12,20) (12,32) (12,17) (13,14) (13,15) (13,21) (13,26) (13,23) (14,15) (14,21) (15,26) (15,23) (16,21) (16,30) (17,20) (17,27) (17,32) (18,27) (18,34) (19,33) (20,27) (21,31) (21,22) (22,26) (22,31) (23,31) (26,31) (28,34) (30,31)\nQ: Is there a path between node 18 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "292"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,11) (1,9) (1,19) (1,31) (1,20) (2,15) (2,11) (2,27) (2,29) (2,16) (2,31) (3,8) (3,4) (3,12) (3,18) (3,17) (3,10) (3,25) (3,31) (3,20) (4,30) (4,24) (4,19) (5,26) (5,23) (6,13) (7,15) (7,9) (7,30) (7,12) (7,16) (7,19) (7,10) (7,25) (8,15) (8,11) (8,30) (8,24) (8,10) (8,31) (9,11) (9,30) (9,27) (9,29) (9,10) (10,15) (10,30) (10,12) (10,18) (10,19) (10,17) (10,14) (11,30) (11,29) (11,19) (12,15) (12,19) (12,14) (12,20) (13,28) (14,27) (14,24) (14,20) (15,27) (15,18) (15,25) (15,20) (16,29) (16,24) (16,19) (17,29) (17,19) (17,31) (18,30) (18,24) (18,19) (18,31) (19,30) (19,25) (21,28) (21,23) (22,23) (25,27) (25,31) (26,28) (29,31)\nQ: Is there a path between node 28 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "293"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "294"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 0 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "295"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 9 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "296"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "297"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (1,12) (1,15) (2,9) (2,6) (3,10) (3,17) (3,15) (5,7) (6,10) (6,9) (6,11) (7,13) (8,17) (8,16) (10,15) (11,12) (15,17)\nQ: Is there a path between node 12 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "298"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 27 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "299"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 21 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "300"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 21 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "301"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 7 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "302"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 18 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "303"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 12 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "304"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 7 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "305"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 12 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "306"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "307"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,11) (0,17) (0,1) (0,2) (0,12) (0,6) (0,18) (0,7) (0,15) (1,19) (1,8) (1,9) (1,11) (1,2) (1,12) (1,6) (1,7) (1,15) (2,19) (2,4) (2,9) (2,11) (2,17) (2,12) (2,6) (2,18) (2,15) (3,5) (3,13) (3,10) (4,19) (4,8) (4,9) (4,11) (4,17) (4,12) (4,6) (4,7) (4,15) (5,13) (5,10) (6,9) (6,11) (6,12) (6,18) (7,19) (7,8) (7,9) (7,11) (7,17) (7,15) (8,19) (8,11) (8,17) (8,12) (9,17) (9,12) (9,18) (10,13) (11,17) (11,15) (12,19) (12,17) (12,18) (12,15) (14,20) (14,21) (15,17) (15,18) (17,19) (17,18) (18,19) (20,21)\nQ: Is there a path between node 21 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "308"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "309"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 1 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "310"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 7 and node 28?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "311"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 12 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "312"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 8 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "313"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "314"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 9 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "315"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "316"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 5 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "317"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 10 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "318"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 15 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "319"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,7) (0,4) (0,10) (0,5) (0,13) (0,12) (0,1) (0,2) (0,3) (0,15) (0,6) (0,8) (0,14) (1,11) (1,7) (1,4) (1,10) (1,5) (1,13) (1,12) (1,2) (1,3) (1,15) (1,6) (1,8) (1,14) (2,11) (2,7) (2,4) (2,10) (2,5) (2,13) (2,12) (2,3) (2,15) (2,6) (2,8) (2,14) (3,11) (3,7) (3,4) (3,10) (3,5) (3,13) (3,12) (3,15) (3,6) (3,8) (3,14) (4,11) (4,7) (4,10) (4,5) (4,13) (4,12) (4,15) (4,6) (4,8) (4,14) (5,11) (5,7) (5,10) (5,13) (5,12) (5,15) (5,6) (5,8) (5,14) (6,11) (6,7) (6,10) (6,13) (6,12) (6,15) (6,8) (6,14) (7,11) (7,10) (7,13) (7,12) (7,15) (7,8) (7,14) (8,11) (8,10) (8,13) (8,12) (8,15) (8,14) (10,11) (10,13) (10,12) (10,15) (10,14) (11,13) (11,12) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 14 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "320"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 21 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "321"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 32 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "322"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 11 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "323"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 2 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "324"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "325"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 7 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "326"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 25 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "327"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,2) (0,1) (1,6) (1,3) (1,2) (2,6) (2,3) (3,6) (4,5)\nQ: Is there a path between node 6 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "328"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "329"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "330"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 14 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "331"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 20 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "332"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 4 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "333"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (1,15) (1,16) (2,18) (2,17) (2,7) (3,14) (3,7) (5,11) (6,13) (7,17) (8,15) (8,13) (9,17) (10,17) (13,15) (13,16) (16,19)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "334"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,10) (2,9) (2,5) (3,12) (3,14) (3,4) (3,8) (3,18) (4,19) (4,16) (4,11) (5,20) (5,12) (5,14) (5,11) (6,18) (6,16) (7,15) (8,20) (8,12) (8,18) (8,16) (9,20) (9,14) (9,19) (9,11) (11,13) (11,12) (11,18) (11,16) (12,18) (13,19) (13,18) (14,19) (16,20) (18,19)\nQ: Is there a path between node 20 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "335"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 9 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "336"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 10 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "337"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,24) (0,5) (0,12) (0,26) (0,14) (0,16) (0,21) (0,9) (0,1) (0,28) (0,25) (1,3) (1,18) (1,24) (1,5) (1,12) (1,26) (1,14) (1,16) (1,21) (1,2) (1,23) (1,20) (1,28) (1,25) (2,3) (2,18) (2,10) (2,24) (2,5) (2,12) (2,26) (2,14) (2,16) (2,9) (2,23) (2,20) (2,28) (2,7) (2,25) (2,22) (2,13) (3,18) (3,24) (3,12) (3,26) (3,16) (3,9) (3,19) (3,7) (3,25) (3,22) (4,11) (4,27) (4,17) (4,15) (4,8) (5,18) (5,24) (5,12) (5,26) (5,14) (5,16) (5,21) (5,9) (5,23) (5,19) (5,20) (5,7) (5,13) (6,11) (6,27) (6,29) (6,15) (6,8) (7,18) (7,10) (7,12) (7,26) (7,14) (7,16) (7,21) (7,9) (7,20) (7,25) (7,22) (7,13) (8,11) (8,27) (8,29) (8,17) (8,15) (9,18) (9,10) (9,24) (9,16) (9,21) (9,19) (9,20) (9,28) (9,25) (9,13) (10,18) (10,24) (10,12) (10,26) (10,14) (10,16) (10,23) (10,20) (10,28) (10,25) (10,22) (10,13) (11,27) (11,29) (12,18) (12,24) (12,16) (12,21) (12,23) (12,20) (12,28) (12,22) (12,13) (13,18) (13,24) (13,26) (13,14) (13,16) (13,21) (13,23) (13,20) (13,28) (13,25) (13,22) (14,26) (14,16) (14,21) (14,23) (14,19) (14,20) (14,28) (14,25) (15,27) (15,17) (16,18) (16,24) (16,26) (16,20) (16,25) (16,22) (17,29) (18,24) (18,26) (18,23) (18,19) (18,20) (18,25) (18,22) (19,21) (19,23) (19,28) (19,25) (20,26) (20,23) (20,28) (20,25) (20,22) (21,26) (21,23) (21,28) (21,22) (22,26) (22,23) (22,25) (23,24) (23,26) (24,26) (24,28) (25,26)\nQ: Is there a path between node 23 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "338"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "339"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 9 and node 33?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "340"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,12) (0,4) (1,13) (1,3) (1,6) (1,9) (2,15) (2,14) (2,11) (4,7) (5,16) (5,6) (5,9) (6,13) (6,8) (10,13) (10,12) (11,15) (11,14)\nQ: Is there a path between node 15 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "341"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 10 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "342"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 4 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "343"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (1,12) (1,15) (2,9) (2,6) (3,10) (3,17) (3,15) (5,7) (6,10) (6,9) (6,11) (7,13) (8,17) (8,16) (10,15) (11,12) (15,17)\nQ: Is there a path between node 6 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "344"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,4) (1,32) (1,22) (1,34) (1,7) (1,5) (1,28) (1,11) (1,13) (1,30) (1,31) (1,26) (2,12) (2,3) (2,24) (2,15) (2,18) (2,8) (2,20) (2,25) (2,19) (2,17) (2,16) (3,10) (3,24) (3,15) (3,18) (3,8) (3,20) (3,14) (3,19) (3,21) (4,23) (4,6) (5,32) (5,22) (5,7) (5,33) (5,11) (5,13) (5,27) (5,31) (5,26) (6,23) (7,22) (7,34) (7,28) (7,13) (7,27) (7,30) (7,26) (7,29) (8,10) (8,24) (8,15) (8,18) (8,20) (8,14) (8,17) (8,21) (8,16) (9,32) (9,22) (9,34) (9,28) (9,13) (9,27) (9,31) (9,26) (9,29) (10,12) (10,24) (10,15) (10,18) (10,20) (10,25) (10,17) (11,32) (11,22) (11,34) (11,28) (11,13) (11,27) (11,30) (11,31) (11,26) (12,24) (12,25) (12,14) (12,17) (12,21) (12,16) (13,34) (13,33) (13,27) (13,30) (13,31) (13,29) (14,15) (14,18) (14,20) (14,25) (14,19) (14,17) (14,21) (14,16) (15,24) (15,18) (15,20) (15,17) (15,21) (16,24) (16,20) (16,19) (16,17) (17,24) (17,20) (17,21) (18,20) (18,25) (18,19) (20,24) (20,25) (20,21) (21,25) (22,32) (22,28) (22,27) (22,30) (22,31) (22,26) (24,25) (26,34) (26,33) (26,31) (27,34) (27,33) (27,28) (27,30) (27,31) (27,29) (28,32) (28,33) (28,30) (28,31) (28,29) (29,32) (29,33) (30,32) (31,32) (31,34) (32,34) (32,33) (33,34)\nQ: Is there a path between node 32 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "345"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,15) (0,25) (0,14) (0,7) (0,2) (0,9) (0,5) (1,26) (1,15) (1,25) (1,7) (1,6) (1,2) (1,20) (1,22) (2,25) (2,19) (2,14) (2,4) (3,12) (3,16) (4,15) (4,7) (4,6) (4,8) (5,26) (5,20) (5,8) (5,9) (5,22) (5,13) (6,19) (6,17) (6,7) (6,20) (6,22) (7,19) (7,17) (7,9) (8,19) (9,26) (9,14) (9,24) (11,12) (12,21) (12,18) (12,16) (13,17) (13,22) (14,26) (14,22) (15,19) (15,20) (16,21) (18,23) (19,20) (19,22) (25,26)\nQ: Is there a path between node 2 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "346"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 8 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "347"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,6) (1,5) (1,8) (1,10) (1,15) (1,17) (1,13) (1,16) (2,5) (2,4) (2,8) (2,10) (2,14) (2,17) (2,13) (2,16) (3,9) (3,6) (3,12) (4,8) (4,15) (4,14) (4,17) (4,13) (5,8) (5,15) (5,17) (6,7) (6,9) (7,11) (7,9) (8,15) (8,17) (8,13) (8,16) (9,11) (10,15) (10,14) (10,17) (11,12) (13,15) (13,14) (13,16) (14,15) (14,17) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 17 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "348"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 0 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "349"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 24 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "350"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 23 and node 29?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "351"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 1 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "352"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 7 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "353"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 15 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "354"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 5 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "355"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 7 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "356"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 12 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "357"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 7 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "358"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 14 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "359"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 13 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "360"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,5)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "361"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 14 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "362"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 12 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "363"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 10 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "364"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 19 and node 27?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "365"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 3 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "366"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "367"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 8 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "368"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "369"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,20) (0,7) (0,19) (0,1) (0,14) (0,12) (0,15) (0,18) (0,4) (1,10) (1,5) (1,7) (1,2) (1,14) (1,12) (1,3) (1,15) (1,16) (1,4) (2,10) (2,5) (2,20) (2,7) (2,19) (2,14) (2,12) (2,15) (2,16) (2,17) (2,18) (2,4) (3,5) (3,20) (3,7) (3,19) (3,14) (3,16) (3,17) (3,18) (4,10) (4,5) (4,20) (4,7) (4,19) (4,14) (4,12) (4,15) (4,16) (4,17) (5,20) (5,7) (5,19) (5,14) (5,12) (5,16) (5,17) (5,18) (6,11) (6,8) (7,10) (7,19) (7,14) (7,12) (7,15) (7,16) (7,17) (7,18) (8,11) (9,21) (9,13) (10,19) (10,14) (10,12) (10,16) (10,18) (12,20) (12,19) (12,14) (12,15) (12,16) (12,17) (14,20) (14,19) (14,15) (14,16) (14,17) (15,20) (15,19) (15,16) (15,17) (15,18) (16,20) (16,19) (16,17) (16,18) (17,20) (17,19) (17,18) (18,19) (19,20)\nQ: Is there a path between node 21 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "370"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,19) (0,17) (0,7) (0,16) (0,21) (1,22) (1,19) (1,20) (1,21) (2,23) (2,6) (3,13) (3,18) (3,4) (3,10) (3,21) (4,19) (4,10) (4,16) (5,14) (5,12) (5,9) (5,11) (6,14) (6,23) (7,15) (7,22) (7,18) (7,8) (7,17) (7,20) (8,13) (8,21) (9,12) (9,11) (10,17) (13,19) (13,17) (13,21) (15,20) (16,18) (16,20) (19,20) (19,21)\nQ: Is there a path between node 2 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "371"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "372"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 19 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "373"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "374"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "375"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,15) (0,25) (0,31) (0,23) (0,14) (1,28) (1,20) (1,12) (1,21) (1,19) (1,24) (1,27) (1,13) (1,6) (2,20) (2,22) (2,21) (2,19) (2,13) (2,6) (3,15) (3,4) (3,25) (3,23) (4,9) (4,15) (4,14) (5,8) (5,17) (5,10) (5,26) (5,7) (5,16) (6,20) (6,21) (6,19) (6,27) (6,13) (7,17) (7,16) (7,29) (8,17) (9,11) (9,15) (9,31) (9,23) (9,14) (10,17) (11,15) (11,30) (11,23) (11,14) (12,20) (12,22) (12,19) (12,27) (12,13) (12,18) (13,28) (13,22) (13,21) (13,24) (13,27) (13,18) (14,15) (14,25) (14,31) (14,23) (15,25) (15,30) (15,23) (16,26) (17,26) (17,29) (18,28) (18,20) (18,22) (18,21) (18,19) (18,24) (18,27) (19,22) (19,21) (19,24) (19,27) (20,28) (20,22) (20,21) (20,24) (20,27) (21,28) (21,22) (21,24) (22,24) (22,27) (23,30) (23,31) (24,28) (25,31) (27,28) (30,31)\nQ: Is there a path between node 30 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "376"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "377"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 0 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "378"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "379"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 4 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "380"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "381"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 15 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "382"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,25) (0,13) (0,3) (0,1) (1,11) (1,25) (1,13) (1,2) (1,3) (1,8) (2,21) (2,22) (2,25) (2,13) (2,3) (3,18) (3,22) (3,11) (3,13) (4,23) (4,14) (4,6) (4,12) (4,27) (4,15) (4,5) (4,16) (4,26) (4,20) (4,7) (4,19) (5,14) (5,6) (5,12) (5,27) (5,15) (5,16) (5,9) (5,20) (5,7) (6,23) (6,14) (6,12) (6,24) (6,15) (6,16) (6,9) (6,17) (6,26) (6,20) (6,7) (6,19) (7,23) (7,14) (7,12) (7,24) (7,10) (7,16) (7,9) (7,17) (7,26) (7,20) (7,19) (8,21) (8,18) (8,22) (8,11) (8,25) (8,13) (9,23) (9,12) (9,10) (9,16) (9,17) (9,26) (9,20) (10,23) (10,14) (10,12) (10,24) (10,27) (10,16) (10,17) (10,26) (10,19) (11,21) (11,22) (11,25) (11,13) (12,23) (12,14) (12,24) (12,27) (12,16) (12,26) (12,20) (12,19) (13,22) (13,25) (14,23) (14,24) (14,16) (14,26) (14,19) (15,24) (15,27) (15,16) (15,26) (16,23) (16,27) (16,17) (16,26) (16,20) (17,27) (17,26) (17,20) (17,19) (18,22) (19,23) (19,24) (19,27) (19,26) (19,20) (20,23) (20,26) (21,22) (21,25) (22,25) (23,24) (23,27) (24,27) (24,26) (26,27)\nQ: Is there a path between node 19 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "383"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 8 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "384"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,10) (2,9) (2,5) (3,12) (3,14) (3,4) (3,8) (3,18) (4,19) (4,16) (4,11) (5,20) (5,12) (5,14) (5,11) (6,18) (6,16) (7,15) (8,20) (8,12) (8,18) (8,16) (9,20) (9,14) (9,19) (9,11) (11,13) (11,12) (11,18) (11,16) (12,18) (13,19) (13,18) (14,19) (16,20) (18,19)\nQ: Is there a path between node 10 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "385"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 29 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "386"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,10) (0,26) (0,13) (0,23) (0,14) (0,27) (0,30) (0,31) (0,28) (0,2) (0,8) (0,12) (0,9) (0,24) (0,5) (1,19) (1,15) (1,6) (1,11) (1,29) (1,17) (1,21) (1,4) (1,25) (1,7) (2,3) (2,14) (2,31) (2,28) (2,18) (2,8) (2,12) (2,9) (2,24) (2,5) (3,10) (3,13) (3,23) (3,27) (3,30) (3,31) (3,28) (3,18) (3,8) (3,12) (3,9) (3,24) (3,5) (4,20) (4,19) (4,15) (4,11) (4,29) (4,16) (4,22) (4,7) (5,10) (5,13) (5,23) (5,14) (5,27) (5,31) (5,18) (5,8) (5,12) (5,9) (6,20) (6,15) (6,11) (6,29) (6,17) (6,21) (6,16) (6,25) (6,7) (7,20) (7,15) (7,11) (7,29) (7,17) (7,21) (7,25) (8,10) (8,26) (8,13) (8,23) (8,14) (8,27) (8,30) (8,12) (8,24) (9,10) (9,26) (9,13) (9,14) (9,27) (9,30) (9,31) (9,18) (9,24) (10,26) (10,13) (10,23) (10,14) (10,27) (10,30) (10,31) (10,18) (11,20) (11,19) (11,15) (11,29) (11,17) (11,21) (11,16) (11,25) (11,22) (12,13) (12,23) (12,14) (12,27) (12,28) (13,26) (13,23) (13,14) (13,27) (13,31) (13,28) (14,23) (14,30) (14,28) (14,18) (14,24) (15,19) (15,29) (15,21) (15,16) (15,22) (16,20) (16,19) (16,29) (16,17) (16,21) (16,25) (17,20) (17,19) (17,29) (17,21) (17,25) (17,22) (18,26) (18,27) (18,30) (18,31) (18,28) (19,29) (19,21) (19,25) (19,22) (20,29) (20,22) (21,29) (21,25) (21,22) (22,25) (23,26) (23,27) (23,30) (23,31) (23,24) (24,27) (24,30) (24,31) (25,29) (26,27) (26,30) (26,28) (27,30) (27,31) (28,30) (28,31) (30,31)\nQ: Is there a path between node 31 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "387"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 18 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "388"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 24 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "389"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 2 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "390"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 2 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "391"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,27) (0,13) (0,10) (0,15) (0,2) (0,17) (1,5) (1,22) (1,8) (1,19) (1,26) (1,24) (1,18) (1,16) (1,14) (1,12) (1,4) (1,9) (2,7) (2,27) (2,13) (2,3) (2,6) (2,10) (2,11) (2,17) (3,7) (3,27) (3,20) (3,6) (3,10) (3,15) (3,21) (3,17) (4,5) (4,8) (4,19) (4,26) (4,25) (4,18) (4,14) (4,12) (5,8) (5,26) (5,18) (5,16) (5,14) (5,12) (6,7) (6,13) (6,10) (6,21) (7,20) (7,13) (7,10) (7,15) (7,11) (8,19) (8,26) (8,18) (8,16) (8,14) (8,9) (9,22) (9,19) (9,26) (9,25) (9,16) (9,14) (9,12) (10,13) (10,21) (10,17) (11,27) (11,13) (11,15) (11,21) (11,17) (12,22) (12,19) (12,26) (12,24) (12,25) (12,16) (12,14) (13,27) (13,15) (14,22) (14,19) (14,26) (15,27) (15,20) (15,21) (15,17) (16,22) (16,19) (16,24) (16,25) (16,18) (17,27) (17,20) (17,21) (18,22) (18,19) (18,26) (18,24) (19,26) (19,25) (20,27) (20,21) (21,27) (22,26) (22,24) (24,26)\nQ: Is there a path between node 13 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "392"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,6) (1,5) (1,8) (1,10) (1,15) (1,17) (1,13) (1,16) (2,5) (2,4) (2,8) (2,10) (2,14) (2,17) (2,13) (2,16) (3,9) (3,6) (3,12) (4,8) (4,15) (4,14) (4,17) (4,13) (5,8) (5,15) (5,17) (6,7) (6,9) (7,11) (7,9) (8,15) (8,17) (8,13) (8,16) (9,11) (10,15) (10,14) (10,17) (11,12) (13,15) (13,14) (13,16) (14,15) (14,17) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 12 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "393"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (1,15) (1,16) (2,18) (2,17) (2,7) (3,14) (3,7) (5,11) (6,13) (7,17) (8,15) (8,13) (9,17) (10,17) (13,15) (13,16) (16,19)\nQ: Is there a path between node 19 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "394"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 14 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "395"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 15 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "396"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "397"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "398"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 17 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "399"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 21 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "400"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 18 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "401"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "402"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 13 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "403"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 20 and node 24?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "404"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,17) (1,4) (2,10) (3,19) (3,30) (3,13) (3,25) (3,8) (4,31) (5,16) (6,29) (6,11) (6,32) (7,14) (7,17) (8,21) (8,30) (8,13) (8,28) (9,20) (9,25) (11,29) (11,26) (11,22) (13,21) (13,15) (13,28) (13,23) (15,31) (15,16) (15,28) (15,23) (16,21) (16,25) (16,23) (18,29) (18,24) (20,31) (20,30) (20,25) (21,25) (22,24) (23,25) (23,28) (24,29) (24,32) (25,30) (26,32) (28,30)\nQ: Is there a path between node 30 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "405"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "406"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 17 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "407"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 19 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "408"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,3) (0,14) (0,15) (0,19) (0,7) (0,9) (0,10) (1,5) (1,18) (1,12) (1,13) (1,14) (1,6) (1,17) (1,16) (1,9) (1,10) (1,11) (2,18) (2,12) (2,13) (2,6) (2,15) (2,19) (2,7) (2,17) (2,16) (2,9) (2,10) (2,11) (3,18) (3,12) (3,13) (3,14) (3,6) (3,19) (3,17) (3,9) (3,10) (3,11) (5,18) (5,12) (5,13) (5,14) (5,6) (5,15) (5,19) (5,7) (5,16) (5,11) (6,18) (6,12) (6,7) (6,17) (6,16) (6,9) (6,10) (7,18) (7,12) (7,13) (7,15) (7,19) (7,17) (7,16) (7,10) (7,11) (9,18) (9,13) (9,15) (9,19) (9,16) (9,10) (10,18) (10,13) (10,14) (10,19) (10,17) (10,11) (11,12) (11,13) (11,14) (11,15) (11,19) (11,17) (11,16) (12,14) (12,19) (12,17) (12,16) (13,18) (13,15) (13,19) (13,17) (14,18) (14,15) (14,19) (14,17) (14,16) (15,18) (15,19) (15,16) (16,18) (17,18) (17,19) (18,19)\nQ: Is there a path between node 15 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "409"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 12 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "410"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 12 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "411"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "412"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 0 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "413"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 6 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "414"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 9 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "415"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 1 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "416"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 26 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "417"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "418"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "419"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (1,15) (1,16) (2,18) (2,17) (2,7) (3,14) (3,7) (5,11) (6,13) (7,17) (8,15) (8,13) (9,17) (10,17) (13,15) (13,16) (16,19)\nQ: Is there a path between node 10 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "420"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 13 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "421"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 1 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "422"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 18 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "423"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 3 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "424"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,27) (0,13) (0,10) (0,15) (0,2) (0,17) (1,5) (1,22) (1,8) (1,19) (1,26) (1,24) (1,18) (1,16) (1,14) (1,12) (1,4) (1,9) (2,7) (2,27) (2,13) (2,3) (2,6) (2,10) (2,11) (2,17) (3,7) (3,27) (3,20) (3,6) (3,10) (3,15) (3,21) (3,17) (4,5) (4,8) (4,19) (4,26) (4,25) (4,18) (4,14) (4,12) (5,8) (5,26) (5,18) (5,16) (5,14) (5,12) (6,7) (6,13) (6,10) (6,21) (7,20) (7,13) (7,10) (7,15) (7,11) (8,19) (8,26) (8,18) (8,16) (8,14) (8,9) (9,22) (9,19) (9,26) (9,25) (9,16) (9,14) (9,12) (10,13) (10,21) (10,17) (11,27) (11,13) (11,15) (11,21) (11,17) (12,22) (12,19) (12,26) (12,24) (12,25) (12,16) (12,14) (13,27) (13,15) (14,22) (14,19) (14,26) (15,27) (15,20) (15,21) (15,17) (16,22) (16,19) (16,24) (16,25) (16,18) (17,27) (17,20) (17,21) (18,22) (18,19) (18,26) (18,24) (19,26) (19,25) (20,27) (20,21) (21,27) (22,26) (22,24) (24,26)\nQ: Is there a path between node 24 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "425"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 19 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "426"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "427"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "428"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 0 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "429"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 10 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "430"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 7 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "431"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,6) (1,5) (1,8) (1,10) (1,15) (1,17) (1,13) (1,16) (2,5) (2,4) (2,8) (2,10) (2,14) (2,17) (2,13) (2,16) (3,9) (3,6) (3,12) (4,8) (4,15) (4,14) (4,17) (4,13) (5,8) (5,15) (5,17) (6,7) (6,9) (7,11) (7,9) (8,15) (8,17) (8,13) (8,16) (9,11) (10,15) (10,14) (10,17) (11,12) (13,15) (13,14) (13,16) (14,15) (14,17) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 15 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "432"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,12) (0,2) (0,11) (0,8) (0,13) (1,4) (1,10) (1,17) (1,5) (1,14) (1,7) (1,6) (1,15) (2,3) (2,18) (2,12) (2,11) (2,8) (2,13) (3,18) (3,12) (3,11) (3,8) (3,13) (4,10) (4,17) (4,5) (4,14) (4,7) (4,6) (4,15) (5,10) (5,17) (5,14) (5,7) (5,6) (5,15) (6,10) (6,17) (6,14) (6,7) (6,15) (7,10) (7,17) (7,14) (7,15) (8,18) (8,12) (8,11) (8,13) (9,16) (10,17) (10,14) (10,15) (11,18) (11,12) (11,13) (12,18) (12,13) (13,18) (14,17) (14,15) (15,17)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "433"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "434"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 8 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "435"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "436"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 17 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "437"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (1,12) (1,15) (2,9) (2,6) (3,10) (3,17) (3,15) (5,7) (6,10) (6,9) (6,11) (7,13) (8,17) (8,16) (10,15) (11,12) (15,17)\nQ: Is there a path between node 5 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "438"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 10 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "439"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 12 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "440"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "441"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 5 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "442"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 12 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "443"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 3 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "444"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 5 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "445"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 21 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "446"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 11 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "447"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 15 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "448"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (3,5)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "449"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "450"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 28 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "451"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 4 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "452"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 18 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "453"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 11 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "454"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 11 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "455"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,24) (0,5) (0,12) (0,26) (0,14) (0,16) (0,21) (0,9) (0,1) (0,28) (0,25) (1,3) (1,18) (1,24) (1,5) (1,12) (1,26) (1,14) (1,16) (1,21) (1,2) (1,23) (1,20) (1,28) (1,25) (2,3) (2,18) (2,10) (2,24) (2,5) (2,12) (2,26) (2,14) (2,16) (2,9) (2,23) (2,20) (2,28) (2,7) (2,25) (2,22) (2,13) (3,18) (3,24) (3,12) (3,26) (3,16) (3,9) (3,19) (3,7) (3,25) (3,22) (4,11) (4,27) (4,17) (4,15) (4,8) (5,18) (5,24) (5,12) (5,26) (5,14) (5,16) (5,21) (5,9) (5,23) (5,19) (5,20) (5,7) (5,13) (6,11) (6,27) (6,29) (6,15) (6,8) (7,18) (7,10) (7,12) (7,26) (7,14) (7,16) (7,21) (7,9) (7,20) (7,25) (7,22) (7,13) (8,11) (8,27) (8,29) (8,17) (8,15) (9,18) (9,10) (9,24) (9,16) (9,21) (9,19) (9,20) (9,28) (9,25) (9,13) (10,18) (10,24) (10,12) (10,26) (10,14) (10,16) (10,23) (10,20) (10,28) (10,25) (10,22) (10,13) (11,27) (11,29) (12,18) (12,24) (12,16) (12,21) (12,23) (12,20) (12,28) (12,22) (12,13) (13,18) (13,24) (13,26) (13,14) (13,16) (13,21) (13,23) (13,20) (13,28) (13,25) (13,22) (14,26) (14,16) (14,21) (14,23) (14,19) (14,20) (14,28) (14,25) (15,27) (15,17) (16,18) (16,24) (16,26) (16,20) (16,25) (16,22) (17,29) (18,24) (18,26) (18,23) (18,19) (18,20) (18,25) (18,22) (19,21) (19,23) (19,28) (19,25) (20,26) (20,23) (20,28) (20,25) (20,22) (21,26) (21,23) (21,28) (21,22) (22,26) (22,23) (22,25) (23,24) (23,26) (24,26) (24,28) (25,26)\nQ: Is there a path between node 24 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "456"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "457"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 1 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "458"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (0,1) (0,4) (1,3) (1,2) (1,4) (1,6) (2,3) (2,4) (2,5) (3,4) (3,6) (4,6) (5,6)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "459"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 10 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "460"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 3 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "461"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 8 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "462"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 14 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "463"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "464"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 15 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "465"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 26 and node 25?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "466"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 5 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "467"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 12 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "468"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,3) (1,2) (1,6) (2,5) (2,6) (3,5) (5,6)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "469"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "470"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,12) (0,24) (0,18) (0,19) (0,30) (0,1) (0,21) (0,9) (0,5) (0,6) (0,7) (0,2) (1,22) (1,24) (1,18) (1,19) (1,30) (1,21) (1,9) (1,5) (1,6) (1,11) (1,7) (1,31) (1,2) (2,12) (2,24) (2,18) (2,19) (2,21) (2,5) (2,6) (2,11) (2,7) (2,31) (3,26) (3,16) (3,4) (3,28) (3,13) (3,20) (4,26) (4,16) (4,8) (4,28) (5,12) (5,24) (5,30) (5,21) (5,9) (5,11) (5,7) (5,31) (6,22) (6,12) (6,24) (6,30) (6,21) (6,9) (6,11) (6,7) (7,12) (7,18) (7,30) (7,9) (7,11) (7,31) (8,26) (8,16) (8,28) (9,22) (9,12) (9,24) (9,18) (9,19) (9,30) (9,11) (9,31) (10,25) (10,14) (10,29) (10,32) (10,15) (10,23) (11,22) (11,12) (11,24) (11,18) (11,30) (11,21) (12,24) (12,30) (12,21) (12,31) (13,26) (13,28) (14,27) (14,17) (14,29) (14,32) (14,15) (15,25) (15,27) (15,17) (15,29) (15,32) (15,23) (16,26) (17,29) (18,22) (18,24) (18,19) (18,21) (19,22) (19,30) (19,21) (20,26) (21,22) (21,24) (21,31) (22,24) (23,25) (23,27) (23,32) (24,30) (24,31) (25,27) (25,29) (25,32) (26,28) (27,29) (27,32) (30,31)\nQ: Is there a path between node 6 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "471"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 14 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "472"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 11 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "473"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (1,11) (1,9) (1,14) (2,5) (2,6) (3,11) (3,13) (4,11) (4,13) (4,15) (5,7) (5,6) (7,10) (8,11) (8,9) (9,14) (9,12) (11,13) (13,14) (13,15)\nQ: Is there a path between node 14 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "474"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 12 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "475"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 19 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "476"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,14) (0,1) (0,22) (0,16) (0,19) (0,5) (0,10) (0,20) (0,11) (0,24) (0,13) (1,21) (1,9) (1,3) (1,14) (1,22) (1,10) (1,20) (1,12) (1,11) (1,24) (1,13) (1,23) (2,8) (2,4) (2,18) (2,15) (3,9) (3,14) (3,16) (3,19) (3,7) (3,6) (3,5) (3,10) (3,11) (4,8) (4,17) (4,18) (4,15) (5,9) (5,14) (5,22) (5,7) (5,6) (5,10) (5,20) (5,12) (5,11) (5,13) (5,23) (6,21) (6,9) (6,22) (6,19) (6,7) (6,20) (6,12) (6,11) (6,13) (6,23) (7,21) (7,9) (7,14) (7,16) (7,19) (7,10) (7,20) (7,12) (7,11) (7,24) (7,13) (7,23) (8,17) (8,18) (8,15) (9,21) (9,16) (9,10) (9,20) (9,12) (9,11) (9,24) (9,13) (9,23) (10,22) (10,19) (10,12) (10,11) (10,13) (10,23) (11,21) (11,22) (11,19) (11,20) (11,12) (11,24) (11,13) (11,23) (12,21) (12,14) (12,22) (12,20) (12,24) (12,13) (12,23) (13,21) (13,14) (13,22) (13,16) (13,20) (13,23) (14,21) (14,16) (14,20) (14,24) (14,23) (15,18) (16,21) (16,22) (16,19) (16,20) (16,24) (16,23) (17,18) (19,21) (19,20) (19,24) (19,23) (20,21) (20,24) (20,23) (21,24) (21,23) (22,23) (23,24)\nQ: Is there a path between node 21 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "477"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 1 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "478"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 25 and node 24?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "479"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "480"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 13 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "481"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 11 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "482"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 15 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "483"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "484"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,6) (0,17) (0,4) (0,12) (0,16) (0,9) (1,14) (1,23) (1,18) (1,19) (1,3) (1,21) (2,14) (2,5) (2,11) (2,23) (2,22) (2,8) (2,18) (2,19) (2,3) (2,20) (3,14) (3,5) (3,23) (3,22) (3,8) (3,18) (3,19) (3,20) (3,21) (4,7) (4,15) (4,6) (4,17) (4,13) (4,10) (4,16) (5,14) (5,8) (5,18) (5,19) (5,21) (6,13) (6,10) (6,16) (6,9) (7,15) (7,13) (7,9) (8,14) (8,11) (8,23) (8,22) (8,18) (8,19) (8,20) (8,21) (9,15) (9,13) (9,12) (9,16) (10,15) (10,17) (10,13) (10,12) (11,14) (11,23) (11,22) (11,18) (11,19) (12,17) (12,16) (13,17) (13,16) (14,23) (14,19) (15,17) (16,17) (18,23) (18,22) (18,19) (18,21) (19,23) (19,22) (19,20) (20,23) (20,21) (21,23) (22,23)\nQ: Is there a path between node 7 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "485"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 16 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "486"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "487"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,12) (0,24) (0,18) (0,19) (0,30) (0,1) (0,21) (0,9) (0,5) (0,6) (0,7) (0,2) (1,22) (1,24) (1,18) (1,19) (1,30) (1,21) (1,9) (1,5) (1,6) (1,11) (1,7) (1,31) (1,2) (2,12) (2,24) (2,18) (2,19) (2,21) (2,5) (2,6) (2,11) (2,7) (2,31) (3,26) (3,16) (3,4) (3,28) (3,13) (3,20) (4,26) (4,16) (4,8) (4,28) (5,12) (5,24) (5,30) (5,21) (5,9) (5,11) (5,7) (5,31) (6,22) (6,12) (6,24) (6,30) (6,21) (6,9) (6,11) (6,7) (7,12) (7,18) (7,30) (7,9) (7,11) (7,31) (8,26) (8,16) (8,28) (9,22) (9,12) (9,24) (9,18) (9,19) (9,30) (9,11) (9,31) (10,25) (10,14) (10,29) (10,32) (10,15) (10,23) (11,22) (11,12) (11,24) (11,18) (11,30) (11,21) (12,24) (12,30) (12,21) (12,31) (13,26) (13,28) (14,27) (14,17) (14,29) (14,32) (14,15) (15,25) (15,27) (15,17) (15,29) (15,32) (15,23) (16,26) (17,29) (18,22) (18,24) (18,19) (18,21) (19,22) (19,30) (19,21) (20,26) (21,22) (21,24) (21,31) (22,24) (23,25) (23,27) (23,32) (24,30) (24,31) (25,27) (25,29) (25,32) (26,28) (27,29) (27,32) (30,31)\nQ: Is there a path between node 26 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "488"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 16 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "489"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "490"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 15 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "491"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 29 and node 32?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "492"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 0 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "493"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 1 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "494"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 9 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "495"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 11 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "496"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 13 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "497"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 1 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "498"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,12) (0,2) (0,11) (0,8) (0,13) (1,4) (1,10) (1,17) (1,5) (1,14) (1,7) (1,6) (1,15) (2,3) (2,18) (2,12) (2,11) (2,8) (2,13) (3,18) (3,12) (3,11) (3,8) (3,13) (4,10) (4,17) (4,5) (4,14) (4,7) (4,6) (4,15) (5,10) (5,17) (5,14) (5,7) (5,6) (5,15) (6,10) (6,17) (6,14) (6,7) (6,15) (7,10) (7,17) (7,14) (7,15) (8,18) (8,12) (8,11) (8,13) (9,16) (10,17) (10,14) (10,15) (11,18) (11,12) (11,13) (12,18) (12,13) (13,18) (14,17) (14,15) (15,17)\nQ: Is there a path between node 18 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "499"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 11 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "500"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 1 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "501"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 10 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "502"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 5 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "503"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 17 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "504"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 8 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "505"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 8 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "506"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "507"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 3 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "508"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 14 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "509"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 9 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "510"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,3) (0,12) (0,6) (0,11) (1,16) (1,3) (1,12) (1,6) (1,11) (1,14) (1,10) (2,15) (2,7) (2,13) (2,5) (2,9) (2,4) (2,18) (3,17) (3,12) (3,11) (3,14) (4,15) (4,7) (4,5) (4,9) (4,8) (5,15) (5,13) (5,9) (5,8) (5,18) (6,16) (6,17) (6,12) (6,14) (6,10) (7,15) (7,13) (7,9) (7,18) (8,15) (8,9) (8,18) (9,13) (9,18) (10,16) (10,17) (10,12) (10,11) (11,16) (11,17) (11,12) (12,16) (12,17) (12,14) (13,15) (13,18) (14,16) (14,17) (15,18) (16,17)\nQ: Is there a path between node 13 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "511"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "512"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "513"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 10 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "514"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 17 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "515"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 1 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "516"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,20) (0,13) (0,24) (0,4) (1,21) (1,3) (1,11) (1,10) (1,23) (1,8) (1,2) (1,22) (1,19) (1,18) (2,21) (2,3) (2,11) (2,10) (2,23) (2,8) (2,22) (2,19) (2,18) (3,21) (3,11) (3,10) (3,23) (3,8) (3,22) (3,19) (3,18) (4,14) (4,20) (4,13) (4,24) (5,7) (5,9) (5,12) (5,16) (5,15) (5,17) (5,6) (6,7) (6,9) (6,12) (6,16) (6,15) (6,17) (7,9) (7,12) (7,16) (7,15) (7,17) (8,21) (8,11) (8,10) (8,23) (8,22) (8,19) (8,18) (9,12) (9,16) (9,15) (9,17) (10,21) (10,11) (10,23) (10,22) (10,19) (10,18) (11,21) (11,23) (11,22) (11,19) (11,18) (12,16) (12,15) (12,17) (13,14) (13,20) (13,24) (14,20) (14,24) (15,16) (15,17) (16,17) (18,21) (18,23) (18,22) (18,19) (19,21) (19,23) (19,22) (20,24) (21,23) (21,22) (22,23)\nQ: Is there a path between node 9 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "517"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "518"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "519"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 28 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "520"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 22 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "521"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 22 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "522"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,15) (0,25) (0,14) (0,7) (0,2) (0,9) (0,5) (1,26) (1,15) (1,25) (1,7) (1,6) (1,2) (1,20) (1,22) (2,25) (2,19) (2,14) (2,4) (3,12) (3,16) (4,15) (4,7) (4,6) (4,8) (5,26) (5,20) (5,8) (5,9) (5,22) (5,13) (6,19) (6,17) (6,7) (6,20) (6,22) (7,19) (7,17) (7,9) (8,19) (9,26) (9,14) (9,24) (11,12) (12,21) (12,18) (12,16) (13,17) (13,22) (14,26) (14,22) (15,19) (15,20) (16,21) (18,23) (19,20) (19,22) (25,26)\nQ: Is there a path between node 22 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "523"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 8 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "524"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "525"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "526"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 9 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "527"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "528"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 4 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "529"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 3 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "530"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 20 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "531"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 7 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "532"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 8 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "533"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "534"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 34 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "535"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 11 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "536"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 13 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "537"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 8 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "538"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 13 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "539"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,17) (1,4) (2,10) (3,19) (3,30) (3,13) (3,25) (3,8) (4,31) (5,16) (6,29) (6,11) (6,32) (7,14) (7,17) (8,21) (8,30) (8,13) (8,28) (9,20) (9,25) (11,29) (11,26) (11,22) (13,21) (13,15) (13,28) (13,23) (15,31) (15,16) (15,28) (15,23) (16,21) (16,25) (16,23) (18,29) (18,24) (20,31) (20,30) (20,25) (21,25) (22,24) (23,25) (23,28) (24,29) (24,32) (25,30) (26,32) (28,30)\nQ: Is there a path between node 4 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "540"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "541"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 2 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "542"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 15 and node 31?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "543"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 14 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "544"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 8 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "545"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 19 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "546"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 10 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "547"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "548"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 19 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "549"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 11 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "550"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,7) (0,4) (0,10) (0,5) (0,13) (0,12) (0,1) (0,2) (0,3) (0,15) (0,6) (0,8) (0,14) (1,11) (1,7) (1,4) (1,10) (1,5) (1,13) (1,12) (1,2) (1,3) (1,15) (1,6) (1,8) (1,14) (2,11) (2,7) (2,4) (2,10) (2,5) (2,13) (2,12) (2,3) (2,15) (2,6) (2,8) (2,14) (3,11) (3,7) (3,4) (3,10) (3,5) (3,13) (3,12) (3,15) (3,6) (3,8) (3,14) (4,11) (4,7) (4,10) (4,5) (4,13) (4,12) (4,15) (4,6) (4,8) (4,14) (5,11) (5,7) (5,10) (5,13) (5,12) (5,15) (5,6) (5,8) (5,14) (6,11) (6,7) (6,10) (6,13) (6,12) (6,15) (6,8) (6,14) (7,11) (7,10) (7,13) (7,12) (7,15) (7,8) (7,14) (8,11) (8,10) (8,13) (8,12) (8,15) (8,14) (10,11) (10,13) (10,12) (10,15) (10,14) (11,13) (11,12) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 5 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "551"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 16 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "552"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 3 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "553"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "554"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "555"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 9 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "556"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,24) (0,5) (0,12) (0,26) (0,14) (0,16) (0,21) (0,9) (0,1) (0,28) (0,25) (1,3) (1,18) (1,24) (1,5) (1,12) (1,26) (1,14) (1,16) (1,21) (1,2) (1,23) (1,20) (1,28) (1,25) (2,3) (2,18) (2,10) (2,24) (2,5) (2,12) (2,26) (2,14) (2,16) (2,9) (2,23) (2,20) (2,28) (2,7) (2,25) (2,22) (2,13) (3,18) (3,24) (3,12) (3,26) (3,16) (3,9) (3,19) (3,7) (3,25) (3,22) (4,11) (4,27) (4,17) (4,15) (4,8) (5,18) (5,24) (5,12) (5,26) (5,14) (5,16) (5,21) (5,9) (5,23) (5,19) (5,20) (5,7) (5,13) (6,11) (6,27) (6,29) (6,15) (6,8) (7,18) (7,10) (7,12) (7,26) (7,14) (7,16) (7,21) (7,9) (7,20) (7,25) (7,22) (7,13) (8,11) (8,27) (8,29) (8,17) (8,15) (9,18) (9,10) (9,24) (9,16) (9,21) (9,19) (9,20) (9,28) (9,25) (9,13) (10,18) (10,24) (10,12) (10,26) (10,14) (10,16) (10,23) (10,20) (10,28) (10,25) (10,22) (10,13) (11,27) (11,29) (12,18) (12,24) (12,16) (12,21) (12,23) (12,20) (12,28) (12,22) (12,13) (13,18) (13,24) (13,26) (13,14) (13,16) (13,21) (13,23) (13,20) (13,28) (13,25) (13,22) (14,26) (14,16) (14,21) (14,23) (14,19) (14,20) (14,28) (14,25) (15,27) (15,17) (16,18) (16,24) (16,26) (16,20) (16,25) (16,22) (17,29) (18,24) (18,26) (18,23) (18,19) (18,20) (18,25) (18,22) (19,21) (19,23) (19,28) (19,25) (20,26) (20,23) (20,28) (20,25) (20,22) (21,26) (21,23) (21,28) (21,22) (22,26) (22,23) (22,25) (23,24) (23,26) (24,26) (24,28) (25,26)\nQ: Is there a path between node 3 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "557"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (0,1) (0,4) (1,3) (1,2) (1,4) (1,6) (2,3) (2,4) (2,5) (3,4) (3,6) (4,6) (5,6)\nQ: Is there a path between node 7 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "558"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 11 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "559"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,27) (0,13) (0,10) (0,15) (0,2) (0,17) (1,5) (1,22) (1,8) (1,19) (1,26) (1,24) (1,18) (1,16) (1,14) (1,12) (1,4) (1,9) (2,7) (2,27) (2,13) (2,3) (2,6) (2,10) (2,11) (2,17) (3,7) (3,27) (3,20) (3,6) (3,10) (3,15) (3,21) (3,17) (4,5) (4,8) (4,19) (4,26) (4,25) (4,18) (4,14) (4,12) (5,8) (5,26) (5,18) (5,16) (5,14) (5,12) (6,7) (6,13) (6,10) (6,21) (7,20) (7,13) (7,10) (7,15) (7,11) (8,19) (8,26) (8,18) (8,16) (8,14) (8,9) (9,22) (9,19) (9,26) (9,25) (9,16) (9,14) (9,12) (10,13) (10,21) (10,17) (11,27) (11,13) (11,15) (11,21) (11,17) (12,22) (12,19) (12,26) (12,24) (12,25) (12,16) (12,14) (13,27) (13,15) (14,22) (14,19) (14,26) (15,27) (15,20) (15,21) (15,17) (16,22) (16,19) (16,24) (16,25) (16,18) (17,27) (17,20) (17,21) (18,22) (18,19) (18,26) (18,24) (19,26) (19,25) (20,27) (20,21) (21,27) (22,26) (22,24) (24,26)\nQ: Is there a path between node 15 and node 28?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "560"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 11 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "561"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 12 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "562"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 23 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "563"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 6 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "564"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,20) (0,7) (0,19) (0,1) (0,14) (0,12) (0,15) (0,18) (0,4) (1,10) (1,5) (1,7) (1,2) (1,14) (1,12) (1,3) (1,15) (1,16) (1,4) (2,10) (2,5) (2,20) (2,7) (2,19) (2,14) (2,12) (2,15) (2,16) (2,17) (2,18) (2,4) (3,5) (3,20) (3,7) (3,19) (3,14) (3,16) (3,17) (3,18) (4,10) (4,5) (4,20) (4,7) (4,19) (4,14) (4,12) (4,15) (4,16) (4,17) (5,20) (5,7) (5,19) (5,14) (5,12) (5,16) (5,17) (5,18) (6,11) (6,8) (7,10) (7,19) (7,14) (7,12) (7,15) (7,16) (7,17) (7,18) (8,11) (9,21) (9,13) (10,19) (10,14) (10,12) (10,16) (10,18) (12,20) (12,19) (12,14) (12,15) (12,16) (12,17) (14,20) (14,19) (14,15) (14,16) (14,17) (15,20) (15,19) (15,16) (15,17) (15,18) (16,20) (16,19) (16,17) (16,18) (17,20) (17,19) (17,18) (18,19) (19,20)\nQ: Is there a path between node 18 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "565"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 8 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "566"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 10 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "567"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,25) (0,13) (0,3) (0,1) (1,11) (1,25) (1,13) (1,2) (1,3) (1,8) (2,21) (2,22) (2,25) (2,13) (2,3) (3,18) (3,22) (3,11) (3,13) (4,23) (4,14) (4,6) (4,12) (4,27) (4,15) (4,5) (4,16) (4,26) (4,20) (4,7) (4,19) (5,14) (5,6) (5,12) (5,27) (5,15) (5,16) (5,9) (5,20) (5,7) (6,23) (6,14) (6,12) (6,24) (6,15) (6,16) (6,9) (6,17) (6,26) (6,20) (6,7) (6,19) (7,23) (7,14) (7,12) (7,24) (7,10) (7,16) (7,9) (7,17) (7,26) (7,20) (7,19) (8,21) (8,18) (8,22) (8,11) (8,25) (8,13) (9,23) (9,12) (9,10) (9,16) (9,17) (9,26) (9,20) (10,23) (10,14) (10,12) (10,24) (10,27) (10,16) (10,17) (10,26) (10,19) (11,21) (11,22) (11,25) (11,13) (12,23) (12,14) (12,24) (12,27) (12,16) (12,26) (12,20) (12,19) (13,22) (13,25) (14,23) (14,24) (14,16) (14,26) (14,19) (15,24) (15,27) (15,16) (15,26) (16,23) (16,27) (16,17) (16,26) (16,20) (17,27) (17,26) (17,20) (17,19) (18,22) (19,23) (19,24) (19,27) (19,26) (19,20) (20,23) (20,26) (21,22) (21,25) (22,25) (23,24) (23,27) (24,27) (24,26) (26,27)\nQ: Is there a path between node 21 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "568"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 10 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "569"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 2 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "570"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "571"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 21 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "572"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,25) (0,13) (0,3) (0,1) (1,11) (1,25) (1,13) (1,2) (1,3) (1,8) (2,21) (2,22) (2,25) (2,13) (2,3) (3,18) (3,22) (3,11) (3,13) (4,23) (4,14) (4,6) (4,12) (4,27) (4,15) (4,5) (4,16) (4,26) (4,20) (4,7) (4,19) (5,14) (5,6) (5,12) (5,27) (5,15) (5,16) (5,9) (5,20) (5,7) (6,23) (6,14) (6,12) (6,24) (6,15) (6,16) (6,9) (6,17) (6,26) (6,20) (6,7) (6,19) (7,23) (7,14) (7,12) (7,24) (7,10) (7,16) (7,9) (7,17) (7,26) (7,20) (7,19) (8,21) (8,18) (8,22) (8,11) (8,25) (8,13) (9,23) (9,12) (9,10) (9,16) (9,17) (9,26) (9,20) (10,23) (10,14) (10,12) (10,24) (10,27) (10,16) (10,17) (10,26) (10,19) (11,21) (11,22) (11,25) (11,13) (12,23) (12,14) (12,24) (12,27) (12,16) (12,26) (12,20) (12,19) (13,22) (13,25) (14,23) (14,24) (14,16) (14,26) (14,19) (15,24) (15,27) (15,16) (15,26) (16,23) (16,27) (16,17) (16,26) (16,20) (17,27) (17,26) (17,20) (17,19) (18,22) (19,23) (19,24) (19,27) (19,26) (19,20) (20,23) (20,26) (21,22) (21,25) (22,25) (23,24) (23,27) (24,27) (24,26) (26,27)\nQ: Is there a path between node 2 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "573"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,19) (0,17) (0,7) (0,16) (0,21) (1,22) (1,19) (1,20) (1,21) (2,23) (2,6) (3,13) (3,18) (3,4) (3,10) (3,21) (4,19) (4,10) (4,16) (5,14) (5,12) (5,9) (5,11) (6,14) (6,23) (7,15) (7,22) (7,18) (7,8) (7,17) (7,20) (8,13) (8,21) (9,12) (9,11) (10,17) (13,19) (13,17) (13,21) (15,20) (16,18) (16,20) (19,20) (19,21)\nQ: Is there a path between node 16 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "574"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 4 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "575"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 2 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "576"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 7 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "577"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "578"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 9 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "579"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,19) (0,17) (0,7) (0,16) (0,21) (1,22) (1,19) (1,20) (1,21) (2,23) (2,6) (3,13) (3,18) (3,4) (3,10) (3,21) (4,19) (4,10) (4,16) (5,14) (5,12) (5,9) (5,11) (6,14) (6,23) (7,15) (7,22) (7,18) (7,8) (7,17) (7,20) (8,13) (8,21) (9,12) (9,11) (10,17) (13,19) (13,17) (13,21) (15,20) (16,18) (16,20) (19,20) (19,21)\nQ: Is there a path between node 0 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "580"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 16 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "581"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 11 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "582"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,14) (0,1) (0,22) (0,16) (0,19) (0,5) (0,10) (0,20) (0,11) (0,24) (0,13) (1,21) (1,9) (1,3) (1,14) (1,22) (1,10) (1,20) (1,12) (1,11) (1,24) (1,13) (1,23) (2,8) (2,4) (2,18) (2,15) (3,9) (3,14) (3,16) (3,19) (3,7) (3,6) (3,5) (3,10) (3,11) (4,8) (4,17) (4,18) (4,15) (5,9) (5,14) (5,22) (5,7) (5,6) (5,10) (5,20) (5,12) (5,11) (5,13) (5,23) (6,21) (6,9) (6,22) (6,19) (6,7) (6,20) (6,12) (6,11) (6,13) (6,23) (7,21) (7,9) (7,14) (7,16) (7,19) (7,10) (7,20) (7,12) (7,11) (7,24) (7,13) (7,23) (8,17) (8,18) (8,15) (9,21) (9,16) (9,10) (9,20) (9,12) (9,11) (9,24) (9,13) (9,23) (10,22) (10,19) (10,12) (10,11) (10,13) (10,23) (11,21) (11,22) (11,19) (11,20) (11,12) (11,24) (11,13) (11,23) (12,21) (12,14) (12,22) (12,20) (12,24) (12,13) (12,23) (13,21) (13,14) (13,22) (13,16) (13,20) (13,23) (14,21) (14,16) (14,20) (14,24) (14,23) (15,18) (16,21) (16,22) (16,19) (16,20) (16,24) (16,23) (17,18) (19,21) (19,20) (19,24) (19,23) (20,21) (20,24) (20,23) (21,24) (21,23) (22,23) (23,24)\nQ: Is there a path between node 3 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "583"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 22 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "584"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 10 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "585"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,17) (1,4) (2,10) (3,19) (3,30) (3,13) (3,25) (3,8) (4,31) (5,16) (6,29) (6,11) (6,32) (7,14) (7,17) (8,21) (8,30) (8,13) (8,28) (9,20) (9,25) (11,29) (11,26) (11,22) (13,21) (13,15) (13,28) (13,23) (15,31) (15,16) (15,28) (15,23) (16,21) (16,25) (16,23) (18,29) (18,24) (20,31) (20,30) (20,25) (21,25) (22,24) (23,25) (23,28) (24,29) (24,32) (25,30) (26,32) (28,30)\nQ: Is there a path between node 31 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "586"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,2) (0,14) (0,7) (0,13) (1,17) (1,3) (1,10) (1,6) (2,11) (2,12) (2,14) (2,13) (3,17) (3,10) (3,6) (4,9) (4,5) (5,9) (5,16) (6,17) (6,8) (6,10) (7,11) (7,12) (7,14) (7,13) (8,17) (8,15) (9,18) (9,16) (10,17) (12,14) (12,13) (13,14) (15,17)\nQ: Is there a path between node 17 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "587"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "588"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "589"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 17 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "590"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "591"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 14 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "592"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 11 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "593"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,2) (0,1) (1,6) (1,3) (1,2) (2,6) (2,3) (3,6) (4,5)\nQ: Is there a path between node 0 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "594"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 25 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "595"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "596"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 12 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "597"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 1 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "598"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 0 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "599"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 8 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "600"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,4) (1,13) (2,11) (3,4) (3,6) (3,19) (4,20) (4,12) (4,16) (5,14) (5,9) (6,18) (6,8) (7,13) (7,8) (7,19) (7,15) (8,18) (8,20) (8,15) (11,14) (12,20) (12,13) (12,19) (12,16) (13,18) (13,15) (15,18) (15,19) (18,20) (18,19)\nQ: Is there a path between node 16 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "601"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 11 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "602"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 27 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "603"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 4 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "604"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 9 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "605"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 4 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "606"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 14 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "607"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,30) (0,6) (0,12) (1,15) (2,17) (2,4) (3,25) (3,30) (3,12) (4,18) (4,16) (4,20) (4,22) (4,28) (4,8) (4,17) (5,12) (5,11) (6,19) (7,9) (7,10) (8,22) (8,28) (8,21) (9,23) (10,12) (10,11) (11,30) (11,19) (11,12) (12,25) (12,19) (13,27) (13,26) (15,26) (16,18) (16,29) (16,20) (16,24) (16,22) (16,28) (16,17) (17,22) (17,28) (17,21) (18,29) (18,20) (18,24) (18,22) (19,30) (20,22) (20,28) (21,24) (24,28) (25,30)\nQ: Is there a path between node 22 and node 30?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "608"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 1 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "609"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "610"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 22 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "611"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "612"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 21 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "613"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 9 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "614"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 10 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "615"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "616"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 8 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "617"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "618"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,25) (0,13) (0,3) (0,1) (1,11) (1,25) (1,13) (1,2) (1,3) (1,8) (2,21) (2,22) (2,25) (2,13) (2,3) (3,18) (3,22) (3,11) (3,13) (4,23) (4,14) (4,6) (4,12) (4,27) (4,15) (4,5) (4,16) (4,26) (4,20) (4,7) (4,19) (5,14) (5,6) (5,12) (5,27) (5,15) (5,16) (5,9) (5,20) (5,7) (6,23) (6,14) (6,12) (6,24) (6,15) (6,16) (6,9) (6,17) (6,26) (6,20) (6,7) (6,19) (7,23) (7,14) (7,12) (7,24) (7,10) (7,16) (7,9) (7,17) (7,26) (7,20) (7,19) (8,21) (8,18) (8,22) (8,11) (8,25) (8,13) (9,23) (9,12) (9,10) (9,16) (9,17) (9,26) (9,20) (10,23) (10,14) (10,12) (10,24) (10,27) (10,16) (10,17) (10,26) (10,19) (11,21) (11,22) (11,25) (11,13) (12,23) (12,14) (12,24) (12,27) (12,16) (12,26) (12,20) (12,19) (13,22) (13,25) (14,23) (14,24) (14,16) (14,26) (14,19) (15,24) (15,27) (15,16) (15,26) (16,23) (16,27) (16,17) (16,26) (16,20) (17,27) (17,26) (17,20) (17,19) (18,22) (19,23) (19,24) (19,27) (19,26) (19,20) (20,23) (20,26) (21,22) (21,25) (22,25) (23,24) (23,27) (24,27) (24,26) (26,27)\nQ: Is there a path between node 26 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "619"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 0 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "620"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,19) (0,17) (0,7) (0,16) (0,21) (1,22) (1,19) (1,20) (1,21) (2,23) (2,6) (3,13) (3,18) (3,4) (3,10) (3,21) (4,19) (4,10) (4,16) (5,14) (5,12) (5,9) (5,11) (6,14) (6,23) (7,15) (7,22) (7,18) (7,8) (7,17) (7,20) (8,13) (8,21) (9,12) (9,11) (10,17) (13,19) (13,17) (13,21) (15,20) (16,18) (16,20) (19,20) (19,21)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "621"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 15 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "622"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 2 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "623"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "624"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,11) (0,17) (0,1) (0,2) (0,12) (0,6) (0,18) (0,7) (0,15) (1,19) (1,8) (1,9) (1,11) (1,2) (1,12) (1,6) (1,7) (1,15) (2,19) (2,4) (2,9) (2,11) (2,17) (2,12) (2,6) (2,18) (2,15) (3,5) (3,13) (3,10) (4,19) (4,8) (4,9) (4,11) (4,17) (4,12) (4,6) (4,7) (4,15) (5,13) (5,10) (6,9) (6,11) (6,12) (6,18) (7,19) (7,8) (7,9) (7,11) (7,17) (7,15) (8,19) (8,11) (8,17) (8,12) (9,17) (9,12) (9,18) (10,13) (11,17) (11,15) (12,19) (12,17) (12,18) (12,15) (14,20) (14,21) (15,17) (15,18) (17,19) (17,18) (18,19) (20,21)\nQ: Is there a path between node 1 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "625"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 6 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "626"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "627"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (3,5)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "628"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 7 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "629"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 0 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "630"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 14 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "631"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 13 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "632"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "633"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "634"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 31 and node 34?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "635"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 5 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "636"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (0,4) (1,3) (1,7) (1,2) (2,3) (3,9) (4,6) (5,9) (6,8) (7,9)\nQ: Is there a path between node 8 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "637"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 9 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "638"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "639"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 8 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "640"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 13 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "641"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 19 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "642"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 13 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "643"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 26 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "644"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "645"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "646"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,15) (0,25) (0,31) (0,23) (0,14) (1,28) (1,20) (1,12) (1,21) (1,19) (1,24) (1,27) (1,13) (1,6) (2,20) (2,22) (2,21) (2,19) (2,13) (2,6) (3,15) (3,4) (3,25) (3,23) (4,9) (4,15) (4,14) (5,8) (5,17) (5,10) (5,26) (5,7) (5,16) (6,20) (6,21) (6,19) (6,27) (6,13) (7,17) (7,16) (7,29) (8,17) (9,11) (9,15) (9,31) (9,23) (9,14) (10,17) (11,15) (11,30) (11,23) (11,14) (12,20) (12,22) (12,19) (12,27) (12,13) (12,18) (13,28) (13,22) (13,21) (13,24) (13,27) (13,18) (14,15) (14,25) (14,31) (14,23) (15,25) (15,30) (15,23) (16,26) (17,26) (17,29) (18,28) (18,20) (18,22) (18,21) (18,19) (18,24) (18,27) (19,22) (19,21) (19,24) (19,27) (20,28) (20,22) (20,21) (20,24) (20,27) (21,28) (21,22) (21,24) (22,24) (22,27) (23,30) (23,31) (24,28) (25,31) (27,28) (30,31)\nQ: Is there a path between node 18 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "647"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "648"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 20 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "649"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (1,11) (1,9) (1,14) (2,5) (2,6) (3,11) (3,13) (4,11) (4,13) (4,15) (5,7) (5,6) (7,10) (8,11) (8,9) (9,14) (9,12) (11,13) (13,14) (13,15)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "650"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 11 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "651"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 29 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "652"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 10 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "653"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "654"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,2) (0,1) (1,6) (1,3) (1,2) (2,6) (2,3) (3,6) (4,5)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "655"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 25 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "656"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 4 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "657"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (2,3) (2,5) (3,5) (4,6)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "658"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 13 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "659"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 22 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "660"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 6 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "661"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 7 and node 28?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "662"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 2 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "663"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,13) (0,24) (0,19) (0,5) (0,10) (0,4) (0,2) (0,21) (0,17) (0,23) (0,9) (0,20) (0,15) (0,22) (1,3) (1,18) (1,6) (1,14) (1,8) (1,11) (2,12) (2,7) (2,13) (2,24) (2,19) (2,5) (2,10) (2,4) (2,21) (2,17) (2,23) (2,9) (2,20) (2,15) (2,22) (3,18) (3,6) (3,14) (3,8) (3,11) (4,12) (4,7) (4,13) (4,24) (4,19) (4,5) (4,10) (4,21) (4,17) (4,23) (4,9) (4,20) (4,15) (4,22) (5,12) (5,7) (5,13) (5,24) (5,19) (5,10) (5,21) (5,17) (5,23) (5,9) (5,20) (5,15) (5,22) (6,18) (6,14) (6,8) (6,11) (7,12) (7,13) (7,24) (7,19) (7,10) (7,21) (7,17) (7,23) (7,9) (7,20) (7,15) (7,22) (8,18) (8,14) (8,11) (9,12) (9,13) (9,24) (9,19) (9,10) (9,21) (9,17) (9,23) (9,20) (9,15) (9,22) (10,12) (10,13) (10,24) (10,19) (10,21) (10,17) (10,23) (10,20) (10,15) (10,22) (11,18) (11,14) (12,13) (12,24) (12,19) (12,21) (12,17) (12,23) (12,20) (12,15) (12,22) (13,24) (13,19) (13,21) (13,17) (13,23) (13,20) (13,15) (13,22) (14,18) (15,24) (15,19) (15,21) (15,17) (15,23) (15,20) (15,22) (17,24) (17,19) (17,21) (17,23) (17,20) (17,22) (19,24) (19,21) (19,23) (19,20) (19,22) (20,24) (20,21) (20,23) (20,22) (21,24) (21,23) (21,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "664"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 19 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "665"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,17) (1,4) (2,10) (3,19) (3,30) (3,13) (3,25) (3,8) (4,31) (5,16) (6,29) (6,11) (6,32) (7,14) (7,17) (8,21) (8,30) (8,13) (8,28) (9,20) (9,25) (11,29) (11,26) (11,22) (13,21) (13,15) (13,28) (13,23) (15,31) (15,16) (15,28) (15,23) (16,21) (16,25) (16,23) (18,29) (18,24) (20,31) (20,30) (20,25) (21,25) (22,24) (23,25) (23,28) (24,29) (24,32) (25,30) (26,32) (28,30)\nQ: Is there a path between node 20 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "666"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 11 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "667"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,15) (0,25) (0,31) (0,23) (0,14) (1,28) (1,20) (1,12) (1,21) (1,19) (1,24) (1,27) (1,13) (1,6) (2,20) (2,22) (2,21) (2,19) (2,13) (2,6) (3,15) (3,4) (3,25) (3,23) (4,9) (4,15) (4,14) (5,8) (5,17) (5,10) (5,26) (5,7) (5,16) (6,20) (6,21) (6,19) (6,27) (6,13) (7,17) (7,16) (7,29) (8,17) (9,11) (9,15) (9,31) (9,23) (9,14) (10,17) (11,15) (11,30) (11,23) (11,14) (12,20) (12,22) (12,19) (12,27) (12,13) (12,18) (13,28) (13,22) (13,21) (13,24) (13,27) (13,18) (14,15) (14,25) (14,31) (14,23) (15,25) (15,30) (15,23) (16,26) (17,26) (17,29) (18,28) (18,20) (18,22) (18,21) (18,19) (18,24) (18,27) (19,22) (19,21) (19,24) (19,27) (20,28) (20,22) (20,21) (20,24) (20,27) (21,28) (21,22) (21,24) (22,24) (22,27) (23,30) (23,31) (24,28) (25,31) (27,28) (30,31)\nQ: Is there a path between node 18 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "668"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 11 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "669"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 8 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "670"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "671"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "672"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 7 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "673"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 1 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "674"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 3 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "675"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,10) (0,17) (0,4) (0,21) (0,1) (0,2) (0,18) (0,7) (0,19) (0,11) (0,3) (0,5) (0,14) (1,6) (1,10) (1,17) (1,21) (1,16) (1,18) (1,7) (1,8) (1,11) (2,6) (2,10) (2,17) (2,4) (2,21) (2,16) (2,13) (2,18) (2,7) (2,8) (2,19) (2,3) (2,5) (3,6) (3,10) (3,17) (3,4) (3,21) (3,16) (3,13) (3,18) (3,7) (3,19) (4,10) (4,16) (4,18) (4,7) (4,8) (4,19) (4,5) (5,6) (5,16) (5,13) (5,18) (5,7) (5,8) (5,19) (5,14) (6,10) (6,17) (6,21) (6,16) (6,13) (6,18) (6,7) (6,19) (6,11) (6,14) (7,10) (7,17) (7,21) (7,16) (7,13) (7,18) (7,8) (7,19) (7,11) (7,14) (8,10) (8,17) (8,21) (8,16) (8,13) (8,18) (8,19) (8,11) (9,20) (10,17) (10,21) (10,13) (10,18) (10,19) (10,11) (10,14) (11,17) (11,16) (11,13) (11,18) (11,19) (12,15) (13,21) (13,16) (13,18) (13,19) (13,14) (14,17) (14,21) (14,16) (14,18) (14,19) (16,17) (16,21) (16,18) (17,18) (18,21) (18,19) (19,21)\nQ: Is there a path between node 21 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "676"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,14) (0,1) (0,22) (0,16) (0,19) (0,5) (0,10) (0,20) (0,11) (0,24) (0,13) (1,21) (1,9) (1,3) (1,14) (1,22) (1,10) (1,20) (1,12) (1,11) (1,24) (1,13) (1,23) (2,8) (2,4) (2,18) (2,15) (3,9) (3,14) (3,16) (3,19) (3,7) (3,6) (3,5) (3,10) (3,11) (4,8) (4,17) (4,18) (4,15) (5,9) (5,14) (5,22) (5,7) (5,6) (5,10) (5,20) (5,12) (5,11) (5,13) (5,23) (6,21) (6,9) (6,22) (6,19) (6,7) (6,20) (6,12) (6,11) (6,13) (6,23) (7,21) (7,9) (7,14) (7,16) (7,19) (7,10) (7,20) (7,12) (7,11) (7,24) (7,13) (7,23) (8,17) (8,18) (8,15) (9,21) (9,16) (9,10) (9,20) (9,12) (9,11) (9,24) (9,13) (9,23) (10,22) (10,19) (10,12) (10,11) (10,13) (10,23) (11,21) (11,22) (11,19) (11,20) (11,12) (11,24) (11,13) (11,23) (12,21) (12,14) (12,22) (12,20) (12,24) (12,13) (12,23) (13,21) (13,14) (13,22) (13,16) (13,20) (13,23) (14,21) (14,16) (14,20) (14,24) (14,23) (15,18) (16,21) (16,22) (16,19) (16,20) (16,24) (16,23) (17,18) (19,21) (19,20) (19,24) (19,23) (20,21) (20,24) (20,23) (21,24) (21,23) (22,23) (23,24)\nQ: Is there a path between node 2 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "677"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 26 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "678"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 2 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "679"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "680"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 12 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "681"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 32 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "682"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "683"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,20) (0,7) (0,19) (0,1) (0,14) (0,12) (0,15) (0,18) (0,4) (1,10) (1,5) (1,7) (1,2) (1,14) (1,12) (1,3) (1,15) (1,16) (1,4) (2,10) (2,5) (2,20) (2,7) (2,19) (2,14) (2,12) (2,15) (2,16) (2,17) (2,18) (2,4) (3,5) (3,20) (3,7) (3,19) (3,14) (3,16) (3,17) (3,18) (4,10) (4,5) (4,20) (4,7) (4,19) (4,14) (4,12) (4,15) (4,16) (4,17) (5,20) (5,7) (5,19) (5,14) (5,12) (5,16) (5,17) (5,18) (6,11) (6,8) (7,10) (7,19) (7,14) (7,12) (7,15) (7,16) (7,17) (7,18) (8,11) (9,21) (9,13) (10,19) (10,14) (10,12) (10,16) (10,18) (12,20) (12,19) (12,14) (12,15) (12,16) (12,17) (14,20) (14,19) (14,15) (14,16) (14,17) (15,20) (15,19) (15,16) (15,17) (15,18) (16,20) (16,19) (16,17) (16,18) (17,20) (17,19) (17,18) (18,19) (19,20)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "684"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 5 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "685"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,24) (0,5) (0,12) (0,26) (0,14) (0,16) (0,21) (0,9) (0,1) (0,28) (0,25) (1,3) (1,18) (1,24) (1,5) (1,12) (1,26) (1,14) (1,16) (1,21) (1,2) (1,23) (1,20) (1,28) (1,25) (2,3) (2,18) (2,10) (2,24) (2,5) (2,12) (2,26) (2,14) (2,16) (2,9) (2,23) (2,20) (2,28) (2,7) (2,25) (2,22) (2,13) (3,18) (3,24) (3,12) (3,26) (3,16) (3,9) (3,19) (3,7) (3,25) (3,22) (4,11) (4,27) (4,17) (4,15) (4,8) (5,18) (5,24) (5,12) (5,26) (5,14) (5,16) (5,21) (5,9) (5,23) (5,19) (5,20) (5,7) (5,13) (6,11) (6,27) (6,29) (6,15) (6,8) (7,18) (7,10) (7,12) (7,26) (7,14) (7,16) (7,21) (7,9) (7,20) (7,25) (7,22) (7,13) (8,11) (8,27) (8,29) (8,17) (8,15) (9,18) (9,10) (9,24) (9,16) (9,21) (9,19) (9,20) (9,28) (9,25) (9,13) (10,18) (10,24) (10,12) (10,26) (10,14) (10,16) (10,23) (10,20) (10,28) (10,25) (10,22) (10,13) (11,27) (11,29) (12,18) (12,24) (12,16) (12,21) (12,23) (12,20) (12,28) (12,22) (12,13) (13,18) (13,24) (13,26) (13,14) (13,16) (13,21) (13,23) (13,20) (13,28) (13,25) (13,22) (14,26) (14,16) (14,21) (14,23) (14,19) (14,20) (14,28) (14,25) (15,27) (15,17) (16,18) (16,24) (16,26) (16,20) (16,25) (16,22) (17,29) (18,24) (18,26) (18,23) (18,19) (18,20) (18,25) (18,22) (19,21) (19,23) (19,28) (19,25) (20,26) (20,23) (20,28) (20,25) (20,22) (21,26) (21,23) (21,28) (21,22) (22,26) (22,23) (22,25) (23,24) (23,26) (24,26) (24,28) (25,26)\nQ: Is there a path between node 20 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "686"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 7 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "687"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "688"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 15 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "689"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 2 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "690"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 28 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "691"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "692"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "693"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,15) (0,25) (0,31) (0,23) (0,14) (1,28) (1,20) (1,12) (1,21) (1,19) (1,24) (1,27) (1,13) (1,6) (2,20) (2,22) (2,21) (2,19) (2,13) (2,6) (3,15) (3,4) (3,25) (3,23) (4,9) (4,15) (4,14) (5,8) (5,17) (5,10) (5,26) (5,7) (5,16) (6,20) (6,21) (6,19) (6,27) (6,13) (7,17) (7,16) (7,29) (8,17) (9,11) (9,15) (9,31) (9,23) (9,14) (10,17) (11,15) (11,30) (11,23) (11,14) (12,20) (12,22) (12,19) (12,27) (12,13) (12,18) (13,28) (13,22) (13,21) (13,24) (13,27) (13,18) (14,15) (14,25) (14,31) (14,23) (15,25) (15,30) (15,23) (16,26) (17,26) (17,29) (18,28) (18,20) (18,22) (18,21) (18,19) (18,24) (18,27) (19,22) (19,21) (19,24) (19,27) (20,28) (20,22) (20,21) (20,24) (20,27) (21,28) (21,22) (21,24) (22,24) (22,27) (23,30) (23,31) (24,28) (25,31) (27,28) (30,31)\nQ: Is there a path between node 31 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "694"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,5)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "695"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 24 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "696"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "697"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 4 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "698"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 9 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "699"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 10 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "700"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 1 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "701"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 15 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "702"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (0,1) (0,4) (1,3) (1,2) (1,4) (1,6) (2,3) (2,4) (2,5) (3,4) (3,6) (4,6) (5,6)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "703"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,2) (0,14) (0,7) (0,13) (1,17) (1,3) (1,10) (1,6) (2,11) (2,12) (2,14) (2,13) (3,17) (3,10) (3,6) (4,9) (4,5) (5,9) (5,16) (6,17) (6,8) (6,10) (7,11) (7,12) (7,14) (7,13) (8,17) (8,15) (9,18) (9,16) (10,17) (12,14) (12,13) (13,14) (15,17)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "704"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,34) (0,1) (0,10) (0,12) (1,12) (2,24) (3,31) (3,30) (3,25) (4,19) (4,6) (5,8) (7,26) (10,20) (10,28) (10,17) (10,18) (12,20) (12,32) (12,17) (13,14) (13,15) (13,21) (13,26) (13,23) (14,15) (14,21) (15,26) (15,23) (16,21) (16,30) (17,20) (17,27) (17,32) (18,27) (18,34) (19,33) (20,27) (21,31) (21,22) (22,26) (22,31) (23,31) (26,31) (28,34) (30,31)\nQ: Is there a path between node 6 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "705"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 7 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "706"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,6) (0,11) (0,10) (0,4) (0,5) (0,9) (0,1) (0,13) (0,21) (0,20) (0,12) (1,22) (1,11) (1,10) (1,5) (1,16) (1,9) (1,13) (1,21) (1,20) (2,8) (2,19) (2,3) (2,18) (2,24) (3,19) (3,17) (3,24) (3,23) (4,22) (4,6) (4,16) (4,9) (4,21) (4,20) (5,22) (5,6) (5,14) (5,11) (5,16) (5,15) (5,9) (5,13) (5,21) (5,20) (6,22) (6,11) (6,10) (6,16) (6,13) (6,21) (6,12) (7,8) (7,17) (7,18) (7,24) (7,23) (8,17) (8,24) (9,14) (9,11) (9,10) (9,16) (9,15) (9,21) (9,20) (9,12) (10,22) (10,14) (10,11) (10,16) (10,15) (10,21) (10,20) (11,22) (11,16) (11,15) (11,20) (12,22) (12,14) (12,15) (12,13) (12,21) (12,20) (13,14) (13,16) (13,15) (13,21) (13,20) (14,22) (14,16) (14,15) (14,21) (15,16) (15,21) (16,22) (16,21) (16,20) (17,19) (17,18) (17,24) (17,23) (18,23) (19,24) (23,24)\nQ: Is there a path between node 14 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "707"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,17) (0,24) (1,11) (1,9) (1,3) (2,19) (2,29) (2,27) (3,7) (3,20) (4,23) (4,25) (5,17) (6,22) (7,29) (7,27) (7,9) (8,16) (8,30) (8,26) (8,18) (8,31) (9,11) (9,27) (10,13) (10,12) (11,19) (11,27) (12,26) (12,18) (14,28) (15,27) (16,30) (17,23) (18,26) (19,28) (20,29) (21,22) (23,24) (24,25) (27,28) (30,31)\nQ: Is there a path between node 12 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "708"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,30) (0,6) (0,12) (1,15) (2,17) (2,4) (3,25) (3,30) (3,12) (4,18) (4,16) (4,20) (4,22) (4,28) (4,8) (4,17) (5,12) (5,11) (6,19) (7,9) (7,10) (8,22) (8,28) (8,21) (9,23) (10,12) (10,11) (11,30) (11,19) (11,12) (12,25) (12,19) (13,27) (13,26) (15,26) (16,18) (16,29) (16,20) (16,24) (16,22) (16,28) (16,17) (17,22) (17,28) (17,21) (18,29) (18,20) (18,24) (18,22) (19,30) (20,22) (20,28) (21,24) (24,28) (25,30)\nQ: Is there a path between node 20 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "709"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "710"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 21 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "711"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,31) (0,11) (0,27) (0,18) (1,4) (1,12) (1,31) (1,7) (1,25) (1,8) (1,18) (2,17) (2,14) (2,6) (2,10) (2,19) (3,17) (3,22) (3,9) (4,12) (4,30) (4,31) (4,13) (4,27) (4,18) (5,29) (5,16) (5,22) (5,21) (5,20) (5,28) (5,19) (6,29) (6,9) (6,10) (6,28) (7,11) (7,27) (7,15) (7,18) (8,30) (8,23) (8,11) (9,14) (9,21) (9,10) (11,23) (11,18) (12,30) (12,31) (12,27) (12,25) (12,15) (12,18) (13,23) (13,25) (13,15) (14,29) (14,17) (16,24) (16,17) (16,20) (17,29) (18,30) (18,26) (20,29) (21,24) (22,24) (23,27) (23,25) (25,26) (25,27) (26,31) (27,31) (28,29)\nQ: Is there a path between node 24 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "712"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "713"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 5 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "714"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 19 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "715"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,3) (0,12) (0,6) (0,11) (1,16) (1,3) (1,12) (1,6) (1,11) (1,14) (1,10) (2,15) (2,7) (2,13) (2,5) (2,9) (2,4) (2,18) (3,17) (3,12) (3,11) (3,14) (4,15) (4,7) (4,5) (4,9) (4,8) (5,15) (5,13) (5,9) (5,8) (5,18) (6,16) (6,17) (6,12) (6,14) (6,10) (7,15) (7,13) (7,9) (7,18) (8,15) (8,9) (8,18) (9,13) (9,18) (10,16) (10,17) (10,12) (10,11) (11,16) (11,17) (11,12) (12,16) (12,17) (12,14) (13,15) (13,18) (14,16) (14,17) (15,18) (16,17)\nQ: Is there a path between node 16 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "716"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 7 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "717"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 7 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "718"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 10 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "719"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 10 and node 29?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "720"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 9 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "721"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 10 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "722"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 31 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "723"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "724"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "725"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 23 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "726"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 5 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "727"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 14 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "728"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 10 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "729"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,3) (1,2) (1,6) (2,5) (2,6) (3,5) (5,6)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "730"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 1 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "731"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 15 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "732"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,4) (0,9) (0,5) (0,13) (1,14) (1,15) (1,12) (1,5) (1,7) (2,4) (2,6) (2,9) (2,12) (2,13) (4,11) (4,6) (4,15) (4,7) (4,8) (4,13) (5,11) (5,10) (5,14) (5,6) (5,9) (5,15) (5,12) (5,7) (5,13) (6,14) (7,14) (7,8) (9,13) (10,14) (12,15)\nQ: Is there a path between node 10 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "733"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 5 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "734"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 6 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "735"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 9 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "736"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 11 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "737"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,3) (0,14) (0,15) (0,19) (0,7) (0,9) (0,10) (1,5) (1,18) (1,12) (1,13) (1,14) (1,6) (1,17) (1,16) (1,9) (1,10) (1,11) (2,18) (2,12) (2,13) (2,6) (2,15) (2,19) (2,7) (2,17) (2,16) (2,9) (2,10) (2,11) (3,18) (3,12) (3,13) (3,14) (3,6) (3,19) (3,17) (3,9) (3,10) (3,11) (5,18) (5,12) (5,13) (5,14) (5,6) (5,15) (5,19) (5,7) (5,16) (5,11) (6,18) (6,12) (6,7) (6,17) (6,16) (6,9) (6,10) (7,18) (7,12) (7,13) (7,15) (7,19) (7,17) (7,16) (7,10) (7,11) (9,18) (9,13) (9,15) (9,19) (9,16) (9,10) (10,18) (10,13) (10,14) (10,19) (10,17) (10,11) (11,12) (11,13) (11,14) (11,15) (11,19) (11,17) (11,16) (12,14) (12,19) (12,17) (12,16) (13,18) (13,15) (13,19) (13,17) (14,18) (14,15) (14,19) (14,17) (14,16) (15,18) (15,19) (15,16) (16,18) (17,18) (17,19) (18,19)\nQ: Is there a path between node 17 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "738"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 2 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "739"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 0 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "740"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 9 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "741"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "742"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 14 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "743"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 24 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "744"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 13 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "745"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 7 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "746"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 5 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "747"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 9 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "748"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "749"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 3 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "750"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 28 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "751"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 0 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "752"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,10) (0,26) (0,13) (0,23) (0,14) (0,27) (0,30) (0,31) (0,28) (0,2) (0,8) (0,12) (0,9) (0,24) (0,5) (1,19) (1,15) (1,6) (1,11) (1,29) (1,17) (1,21) (1,4) (1,25) (1,7) (2,3) (2,14) (2,31) (2,28) (2,18) (2,8) (2,12) (2,9) (2,24) (2,5) (3,10) (3,13) (3,23) (3,27) (3,30) (3,31) (3,28) (3,18) (3,8) (3,12) (3,9) (3,24) (3,5) (4,20) (4,19) (4,15) (4,11) (4,29) (4,16) (4,22) (4,7) (5,10) (5,13) (5,23) (5,14) (5,27) (5,31) (5,18) (5,8) (5,12) (5,9) (6,20) (6,15) (6,11) (6,29) (6,17) (6,21) (6,16) (6,25) (6,7) (7,20) (7,15) (7,11) (7,29) (7,17) (7,21) (7,25) (8,10) (8,26) (8,13) (8,23) (8,14) (8,27) (8,30) (8,12) (8,24) (9,10) (9,26) (9,13) (9,14) (9,27) (9,30) (9,31) (9,18) (9,24) (10,26) (10,13) (10,23) (10,14) (10,27) (10,30) (10,31) (10,18) (11,20) (11,19) (11,15) (11,29) (11,17) (11,21) (11,16) (11,25) (11,22) (12,13) (12,23) (12,14) (12,27) (12,28) (13,26) (13,23) (13,14) (13,27) (13,31) (13,28) (14,23) (14,30) (14,28) (14,18) (14,24) (15,19) (15,29) (15,21) (15,16) (15,22) (16,20) (16,19) (16,29) (16,17) (16,21) (16,25) (17,20) (17,19) (17,29) (17,21) (17,25) (17,22) (18,26) (18,27) (18,30) (18,31) (18,28) (19,29) (19,21) (19,25) (19,22) (20,29) (20,22) (21,29) (21,25) (21,22) (22,25) (23,26) (23,27) (23,30) (23,31) (23,24) (24,27) (24,30) (24,31) (25,29) (26,27) (26,30) (26,28) (27,30) (27,31) (28,30) (28,31) (30,31)\nQ: Is there a path between node 18 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "753"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "754"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 14 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "755"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 18 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "756"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 22 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "757"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 11 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "758"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 18 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "759"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 3 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "760"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,12) (0,24) (0,18) (0,19) (0,30) (0,1) (0,21) (0,9) (0,5) (0,6) (0,7) (0,2) (1,22) (1,24) (1,18) (1,19) (1,30) (1,21) (1,9) (1,5) (1,6) (1,11) (1,7) (1,31) (1,2) (2,12) (2,24) (2,18) (2,19) (2,21) (2,5) (2,6) (2,11) (2,7) (2,31) (3,26) (3,16) (3,4) (3,28) (3,13) (3,20) (4,26) (4,16) (4,8) (4,28) (5,12) (5,24) (5,30) (5,21) (5,9) (5,11) (5,7) (5,31) (6,22) (6,12) (6,24) (6,30) (6,21) (6,9) (6,11) (6,7) (7,12) (7,18) (7,30) (7,9) (7,11) (7,31) (8,26) (8,16) (8,28) (9,22) (9,12) (9,24) (9,18) (9,19) (9,30) (9,11) (9,31) (10,25) (10,14) (10,29) (10,32) (10,15) (10,23) (11,22) (11,12) (11,24) (11,18) (11,30) (11,21) (12,24) (12,30) (12,21) (12,31) (13,26) (13,28) (14,27) (14,17) (14,29) (14,32) (14,15) (15,25) (15,27) (15,17) (15,29) (15,32) (15,23) (16,26) (17,29) (18,22) (18,24) (18,19) (18,21) (19,22) (19,30) (19,21) (20,26) (21,22) (21,24) (21,31) (22,24) (23,25) (23,27) (23,32) (24,30) (24,31) (25,27) (25,29) (25,32) (26,28) (27,29) (27,32) (30,31)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "761"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 10 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "762"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (2,3) (2,5) (3,5) (4,6)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "763"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 14 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "764"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 20 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "765"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 14 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "766"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,2) (0,14) (0,7) (0,13) (1,17) (1,3) (1,10) (1,6) (2,11) (2,12) (2,14) (2,13) (3,17) (3,10) (3,6) (4,9) (4,5) (5,9) (5,16) (6,17) (6,8) (6,10) (7,11) (7,12) (7,14) (7,13) (8,17) (8,15) (9,18) (9,16) (10,17) (12,14) (12,13) (13,14) (15,17)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "767"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 2 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "768"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 3 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "769"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "770"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 3 and node 26?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "771"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 13 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "772"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 18 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "773"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 7 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "774"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "775"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 15 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "776"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 1 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "777"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 14 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "778"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 9 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "779"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "780"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 10 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "781"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 12 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "782"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 7 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "783"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 15 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "784"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "785"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 16 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "786"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "787"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 13 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "788"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,10) (0,17) (0,4) (0,21) (0,1) (0,2) (0,18) (0,7) (0,19) (0,11) (0,3) (0,5) (0,14) (1,6) (1,10) (1,17) (1,21) (1,16) (1,18) (1,7) (1,8) (1,11) (2,6) (2,10) (2,17) (2,4) (2,21) (2,16) (2,13) (2,18) (2,7) (2,8) (2,19) (2,3) (2,5) (3,6) (3,10) (3,17) (3,4) (3,21) (3,16) (3,13) (3,18) (3,7) (3,19) (4,10) (4,16) (4,18) (4,7) (4,8) (4,19) (4,5) (5,6) (5,16) (5,13) (5,18) (5,7) (5,8) (5,19) (5,14) (6,10) (6,17) (6,21) (6,16) (6,13) (6,18) (6,7) (6,19) (6,11) (6,14) (7,10) (7,17) (7,21) (7,16) (7,13) (7,18) (7,8) (7,19) (7,11) (7,14) (8,10) (8,17) (8,21) (8,16) (8,13) (8,18) (8,19) (8,11) (9,20) (10,17) (10,21) (10,13) (10,18) (10,19) (10,11) (10,14) (11,17) (11,16) (11,13) (11,18) (11,19) (12,15) (13,21) (13,16) (13,18) (13,19) (13,14) (14,17) (14,21) (14,16) (14,18) (14,19) (16,17) (16,21) (16,18) (17,18) (18,21) (18,19) (19,21)\nQ: Is there a path between node 20 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "789"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 22 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "790"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "791"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,12) (0,24) (0,18) (0,19) (0,30) (0,1) (0,21) (0,9) (0,5) (0,6) (0,7) (0,2) (1,22) (1,24) (1,18) (1,19) (1,30) (1,21) (1,9) (1,5) (1,6) (1,11) (1,7) (1,31) (1,2) (2,12) (2,24) (2,18) (2,19) (2,21) (2,5) (2,6) (2,11) (2,7) (2,31) (3,26) (3,16) (3,4) (3,28) (3,13) (3,20) (4,26) (4,16) (4,8) (4,28) (5,12) (5,24) (5,30) (5,21) (5,9) (5,11) (5,7) (5,31) (6,22) (6,12) (6,24) (6,30) (6,21) (6,9) (6,11) (6,7) (7,12) (7,18) (7,30) (7,9) (7,11) (7,31) (8,26) (8,16) (8,28) (9,22) (9,12) (9,24) (9,18) (9,19) (9,30) (9,11) (9,31) (10,25) (10,14) (10,29) (10,32) (10,15) (10,23) (11,22) (11,12) (11,24) (11,18) (11,30) (11,21) (12,24) (12,30) (12,21) (12,31) (13,26) (13,28) (14,27) (14,17) (14,29) (14,32) (14,15) (15,25) (15,27) (15,17) (15,29) (15,32) (15,23) (16,26) (17,29) (18,22) (18,24) (18,19) (18,21) (19,22) (19,30) (19,21) (20,26) (21,22) (21,24) (21,31) (22,24) (23,25) (23,27) (23,32) (24,30) (24,31) (25,27) (25,29) (25,32) (26,28) (27,29) (27,32) (30,31)\nQ: Is there a path between node 23 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "792"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (3,5)\nQ: Is there a path between node 0 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "793"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 0 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "794"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 9 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "795"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,20) (0,13) (0,24) (0,4) (1,21) (1,3) (1,11) (1,10) (1,23) (1,8) (1,2) (1,22) (1,19) (1,18) (2,21) (2,3) (2,11) (2,10) (2,23) (2,8) (2,22) (2,19) (2,18) (3,21) (3,11) (3,10) (3,23) (3,8) (3,22) (3,19) (3,18) (4,14) (4,20) (4,13) (4,24) (5,7) (5,9) (5,12) (5,16) (5,15) (5,17) (5,6) (6,7) (6,9) (6,12) (6,16) (6,15) (6,17) (7,9) (7,12) (7,16) (7,15) (7,17) (8,21) (8,11) (8,10) (8,23) (8,22) (8,19) (8,18) (9,12) (9,16) (9,15) (9,17) (10,21) (10,11) (10,23) (10,22) (10,19) (10,18) (11,21) (11,23) (11,22) (11,19) (11,18) (12,16) (12,15) (12,17) (13,14) (13,20) (13,24) (14,20) (14,24) (15,16) (15,17) (16,17) (18,21) (18,23) (18,22) (18,19) (19,21) (19,23) (19,22) (20,24) (21,23) (21,22) (22,23)\nQ: Is there a path between node 9 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "796"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,34) (0,4) (0,7) (0,28) (0,8) (0,15) (0,23) (0,13) (0,22) (0,32) (0,11) (0,18) (1,7) (1,2) (1,13) (1,27) (1,26) (1,9) (2,14) (2,31) (2,15) (2,23) (2,13) (2,9) (2,22) (2,17) (2,32) (2,18) (3,24) (4,7) (4,27) (4,17) (5,16) (5,12) (5,29) (5,20) (6,34) (6,7) (6,14) (6,31) (6,10) (6,23) (6,26) (6,21) (6,17) (6,18) (7,33) (7,14) (7,28) (7,15) (7,26) (7,19) (8,14) (8,28) (8,31) (8,10) (8,13) (8,25) (8,30) (8,18) (9,14) (9,21) (9,25) (9,22) (9,11) (10,31) (10,15) (10,27) (10,25) (10,17) (10,32) (11,28) (11,31) (11,15) (11,13) (11,27) (11,21) (11,25) (11,22) (12,16) (13,33) (13,14) (13,28) (13,26) (13,21) (13,17) (13,32) (13,18) (14,33) (14,31) (14,23) (14,27) (14,25) (15,34) (15,30) (15,17) (15,19) (16,24) (17,23) (17,26) (17,19) (18,34) (18,21) (18,30) (19,33) (19,21) (19,25) (19,30) (21,33) (21,28) (21,25) (21,30) (22,33) (22,23) (22,26) (22,25) (23,34) (23,25) (25,33) (25,32) (26,33) (26,28) (26,31) (26,32) (27,33) (27,32) (32,33)\nQ: Is there a path between node 25 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "797"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,10) (2,9) (2,5) (3,12) (3,14) (3,4) (3,8) (3,18) (4,19) (4,16) (4,11) (5,20) (5,12) (5,14) (5,11) (6,18) (6,16) (7,15) (8,20) (8,12) (8,18) (8,16) (9,20) (9,14) (9,19) (9,11) (11,13) (11,12) (11,18) (11,16) (12,18) (13,19) (13,18) (14,19) (16,20) (18,19)\nQ: Is there a path between node 20 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "798"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 14 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "799"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 10 and node 25?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "800"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "801"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "802"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 1 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "803"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 5 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "804"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,20) (0,8) (0,31) (0,22) (1,4) (1,24) (1,19) (1,16) (1,5) (1,2) (1,8) (1,18) (1,27) (2,4) (2,19) (2,12) (2,17) (2,21) (2,31) (2,22) (3,25) (3,20) (3,14) (3,31) (3,22) (3,27) (4,7) (4,21) (4,26) (4,27) (5,11) (5,24) (5,20) (5,19) (5,12) (5,16) (5,17) (5,21) (5,9) (5,22) (6,15) (7,24) (7,20) (7,19) (7,16) (7,29) (7,17) (7,21) (7,14) (7,9) (7,8) (7,18) (7,22) (7,30) (8,20) (8,12) (8,14) (9,20) (9,16) (9,14) (9,18) (9,26) (9,23) (10,15) (11,25) (11,28) (11,20) (11,21) (11,26) (12,28) (12,24) (12,20) (12,29) (12,14) (12,18) (12,26) (12,22) (12,27) (12,23) (14,24) (14,16) (14,18) (14,31) (16,25) (16,26) (16,31) (16,23) (17,31) (17,27) (18,25) (18,28) (18,24) (18,21) (18,26) (18,27) (19,29) (19,21) (19,22) (20,25) (20,21) (20,26) (21,24) (21,29) (21,31) (21,23) (22,29) (22,26) (22,23) (23,25) (23,26) (24,25) (24,26) (24,30) (25,29) (25,31) (26,29) (26,31) (27,28) (27,31) (28,29) (29,31) (29,30) (30,31)\nQ: Is there a path between node 2 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "805"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 5 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "806"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 4 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "807"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 2 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "808"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 21 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "809"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 8 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "810"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 7 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "811"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,4) (0,9) (0,5) (0,13) (1,14) (1,15) (1,12) (1,5) (1,7) (2,4) (2,6) (2,9) (2,12) (2,13) (4,11) (4,6) (4,15) (4,7) (4,8) (4,13) (5,11) (5,10) (5,14) (5,6) (5,9) (5,15) (5,12) (5,7) (5,13) (6,14) (7,14) (7,8) (9,13) (10,14) (12,15)\nQ: Is there a path between node 13 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "812"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 8 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "813"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "814"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (1,4) (1,3) (1,2) (1,7) (2,10) (2,4) (2,8) (3,10) (3,6) (3,4) (3,8) (3,5) (4,6) (4,8) (4,5) (4,7) (5,10) (5,8) (6,10) (6,8) (7,10)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "815"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 2 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "816"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 23 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "817"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 12 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "818"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 9 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "819"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "820"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 21 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "821"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "822"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 16 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "823"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 8 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "824"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "825"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 5 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "826"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 7 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "827"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 17 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "828"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "829"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 20 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "830"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 12 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "831"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,10) (0,1) (1,8) (1,3) (1,14) (3,5) (3,6) (3,9) (3,12) (4,9) (4,16) (6,7) (6,12) (7,14) (8,16) (8,14) (10,11) (10,14) (10,12) (11,14) (12,14)\nQ: Is there a path between node 8 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "832"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,25) (0,3) (1,25) (1,29) (2,14) (2,13) (2,20) (2,18) (2,31) (2,9) (2,27) (2,21) (2,12) (2,7) (2,33) (2,11) (2,24) (2,26) (2,30) (3,25) (4,23) (4,22) (4,34) (4,5) (5,23) (5,22) (5,34) (6,14) (6,13) (6,20) (6,18) (6,27) (6,21) (6,12) (6,7) (6,28) (6,24) (6,26) (6,30) (7,14) (7,13) (7,20) (7,31) (7,17) (7,9) (7,27) (7,21) (7,12) (7,10) (7,33) (7,28) (7,30) (8,14) (8,13) (8,31) (8,17) (8,9) (8,27) (8,12) (8,33) (8,11) (8,28) (8,26) (8,30) (9,14) (9,13) (9,20) (9,18) (9,27) (9,21) (9,12) (9,10) (9,33) (9,24) (9,26) (9,19) (9,30) (10,13) (10,20) (10,18) (10,31) (10,17) (10,27) (10,12) (10,33) (10,11) (10,28) (10,24) (11,14) (11,13) (11,20) (11,18) (11,31) (11,12) (11,33) (11,28) (11,24) (11,26) (11,30) (12,14) (12,13) (12,20) (12,18) (12,17) (12,27) (12,21) (12,33) (12,19) (13,14) (13,20) (13,18) (13,31) (13,17) (13,21) (13,28) (13,24) (13,26) (14,18) (14,31) (14,17) (14,27) (14,21) (14,33) (14,26) (15,32) (17,18) (17,31) (17,27) (17,33) (17,28) (17,24) (17,26) (17,19) (17,30) (18,20) (18,31) (18,33) (18,24) (18,26) (18,19) (18,30) (19,31) (19,27) (19,21) (19,33) (19,28) (19,26) (20,31) (20,27) (20,21) (20,33) (20,24) (20,26) (20,30) (21,27) (21,33) (21,28) (21,24) (21,30) (22,23) (22,34) (23,34) (24,33) (24,26) (25,29) (26,31) (26,33) (26,30) (27,31) (27,33) (27,28) (27,30) (28,31) (28,33) (28,30) (30,31) (30,33) (31,33)\nQ: Is there a path between node 25 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "833"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 29 and node 30?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "834"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 22 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "835"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,25) (0,3) (1,25) (1,29) (2,14) (2,13) (2,20) (2,18) (2,31) (2,9) (2,27) (2,21) (2,12) (2,7) (2,33) (2,11) (2,24) (2,26) (2,30) (3,25) (4,23) (4,22) (4,34) (4,5) (5,23) (5,22) (5,34) (6,14) (6,13) (6,20) (6,18) (6,27) (6,21) (6,12) (6,7) (6,28) (6,24) (6,26) (6,30) (7,14) (7,13) (7,20) (7,31) (7,17) (7,9) (7,27) (7,21) (7,12) (7,10) (7,33) (7,28) (7,30) (8,14) (8,13) (8,31) (8,17) (8,9) (8,27) (8,12) (8,33) (8,11) (8,28) (8,26) (8,30) (9,14) (9,13) (9,20) (9,18) (9,27) (9,21) (9,12) (9,10) (9,33) (9,24) (9,26) (9,19) (9,30) (10,13) (10,20) (10,18) (10,31) (10,17) (10,27) (10,12) (10,33) (10,11) (10,28) (10,24) (11,14) (11,13) (11,20) (11,18) (11,31) (11,12) (11,33) (11,28) (11,24) (11,26) (11,30) (12,14) (12,13) (12,20) (12,18) (12,17) (12,27) (12,21) (12,33) (12,19) (13,14) (13,20) (13,18) (13,31) (13,17) (13,21) (13,28) (13,24) (13,26) (14,18) (14,31) (14,17) (14,27) (14,21) (14,33) (14,26) (15,32) (17,18) (17,31) (17,27) (17,33) (17,28) (17,24) (17,26) (17,19) (17,30) (18,20) (18,31) (18,33) (18,24) (18,26) (18,19) (18,30) (19,31) (19,27) (19,21) (19,33) (19,28) (19,26) (20,31) (20,27) (20,21) (20,33) (20,24) (20,26) (20,30) (21,27) (21,33) (21,28) (21,24) (21,30) (22,23) (22,34) (23,34) (24,33) (24,26) (25,29) (26,31) (26,33) (26,30) (27,31) (27,33) (27,28) (27,30) (28,31) (28,33) (28,30) (30,31) (30,33) (31,33)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "836"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 21 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "837"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "838"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "839"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "840"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 18 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "841"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "842"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 3 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "843"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 10 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "844"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "845"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 7 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "846"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,12) (0,4) (1,13) (1,3) (1,6) (1,9) (2,15) (2,14) (2,11) (4,7) (5,16) (5,6) (5,9) (6,13) (6,8) (10,13) (10,12) (11,15) (11,14)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "847"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 14 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "848"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 25 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "849"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,6) (0,5) (0,15) (0,14) (0,1) (0,10) (0,8) (0,7) (0,2) (0,11) (0,3) (1,12) (1,13) (1,6) (1,5) (1,15) (1,14) (1,10) (1,8) (1,7) (1,2) (1,11) (1,3) (2,12) (2,13) (2,6) (2,5) (2,15) (2,14) (2,10) (2,8) (2,7) (2,11) (2,3) (3,12) (3,13) (3,6) (3,5) (3,15) (3,14) (3,10) (3,8) (3,7) (3,11) (4,9) (5,12) (5,13) (5,6) (5,15) (5,14) (5,10) (5,8) (5,7) (5,11) (6,12) (6,13) (6,15) (6,14) (6,10) (6,8) (6,7) (6,11) (7,12) (7,13) (7,15) (7,14) (7,10) (7,8) (7,11) (8,12) (8,13) (8,15) (8,14) (8,10) (8,11) (10,12) (10,13) (10,15) (10,14) (10,11) (11,12) (11,13) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 8 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "850"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 19 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "851"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "852"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 16 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "853"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 9 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "854"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 11 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "855"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "856"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "857"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 19 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "858"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 9 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "859"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "860"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 28 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "861"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 4 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "862"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 20 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "863"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 19 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "864"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 15 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "865"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "866"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,20) (0,7) (0,19) (0,1) (0,14) (0,12) (0,15) (0,18) (0,4) (1,10) (1,5) (1,7) (1,2) (1,14) (1,12) (1,3) (1,15) (1,16) (1,4) (2,10) (2,5) (2,20) (2,7) (2,19) (2,14) (2,12) (2,15) (2,16) (2,17) (2,18) (2,4) (3,5) (3,20) (3,7) (3,19) (3,14) (3,16) (3,17) (3,18) (4,10) (4,5) (4,20) (4,7) (4,19) (4,14) (4,12) (4,15) (4,16) (4,17) (5,20) (5,7) (5,19) (5,14) (5,12) (5,16) (5,17) (5,18) (6,11) (6,8) (7,10) (7,19) (7,14) (7,12) (7,15) (7,16) (7,17) (7,18) (8,11) (9,21) (9,13) (10,19) (10,14) (10,12) (10,16) (10,18) (12,20) (12,19) (12,14) (12,15) (12,16) (12,17) (14,20) (14,19) (14,15) (14,16) (14,17) (15,20) (15,19) (15,16) (15,17) (15,18) (16,20) (16,19) (16,17) (16,18) (17,20) (17,19) (17,18) (18,19) (19,20)\nQ: Is there a path between node 20 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "867"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 1 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "868"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 25 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "869"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "870"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 11 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "871"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "872"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 7 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "873"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "874"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,30) (0,6) (0,12) (1,15) (2,17) (2,4) (3,25) (3,30) (3,12) (4,18) (4,16) (4,20) (4,22) (4,28) (4,8) (4,17) (5,12) (5,11) (6,19) (7,9) (7,10) (8,22) (8,28) (8,21) (9,23) (10,12) (10,11) (11,30) (11,19) (11,12) (12,25) (12,19) (13,27) (13,26) (15,26) (16,18) (16,29) (16,20) (16,24) (16,22) (16,28) (16,17) (17,22) (17,28) (17,21) (18,29) (18,20) (18,24) (18,22) (19,30) (20,22) (20,28) (21,24) (24,28) (25,30)\nQ: Is there a path between node 21 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "875"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 10 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "876"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 13 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "877"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 25 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "878"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 11 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "879"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "880"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 2 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "881"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 0 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "882"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 8 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "883"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "884"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 29 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "885"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "886"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,2) (0,1) (1,6) (1,3) (1,2) (2,6) (2,3) (3,6) (4,5)\nQ: Is there a path between node 6 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "887"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "888"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "889"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 3 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "890"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "891"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 8 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "892"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 5 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "893"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,24) (0,5) (0,12) (0,26) (0,14) (0,16) (0,21) (0,9) (0,1) (0,28) (0,25) (1,3) (1,18) (1,24) (1,5) (1,12) (1,26) (1,14) (1,16) (1,21) (1,2) (1,23) (1,20) (1,28) (1,25) (2,3) (2,18) (2,10) (2,24) (2,5) (2,12) (2,26) (2,14) (2,16) (2,9) (2,23) (2,20) (2,28) (2,7) (2,25) (2,22) (2,13) (3,18) (3,24) (3,12) (3,26) (3,16) (3,9) (3,19) (3,7) (3,25) (3,22) (4,11) (4,27) (4,17) (4,15) (4,8) (5,18) (5,24) (5,12) (5,26) (5,14) (5,16) (5,21) (5,9) (5,23) (5,19) (5,20) (5,7) (5,13) (6,11) (6,27) (6,29) (6,15) (6,8) (7,18) (7,10) (7,12) (7,26) (7,14) (7,16) (7,21) (7,9) (7,20) (7,25) (7,22) (7,13) (8,11) (8,27) (8,29) (8,17) (8,15) (9,18) (9,10) (9,24) (9,16) (9,21) (9,19) (9,20) (9,28) (9,25) (9,13) (10,18) (10,24) (10,12) (10,26) (10,14) (10,16) (10,23) (10,20) (10,28) (10,25) (10,22) (10,13) (11,27) (11,29) (12,18) (12,24) (12,16) (12,21) (12,23) (12,20) (12,28) (12,22) (12,13) (13,18) (13,24) (13,26) (13,14) (13,16) (13,21) (13,23) (13,20) (13,28) (13,25) (13,22) (14,26) (14,16) (14,21) (14,23) (14,19) (14,20) (14,28) (14,25) (15,27) (15,17) (16,18) (16,24) (16,26) (16,20) (16,25) (16,22) (17,29) (18,24) (18,26) (18,23) (18,19) (18,20) (18,25) (18,22) (19,21) (19,23) (19,28) (19,25) (20,26) (20,23) (20,28) (20,25) (20,22) (21,26) (21,23) (21,28) (21,22) (22,26) (22,23) (22,25) (23,24) (23,26) (24,26) (24,28) (25,26)\nQ: Is there a path between node 13 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "894"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 0 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "895"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 25 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "896"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,14) (0,1) (0,22) (0,16) (0,19) (0,5) (0,10) (0,20) (0,11) (0,24) (0,13) (1,21) (1,9) (1,3) (1,14) (1,22) (1,10) (1,20) (1,12) (1,11) (1,24) (1,13) (1,23) (2,8) (2,4) (2,18) (2,15) (3,9) (3,14) (3,16) (3,19) (3,7) (3,6) (3,5) (3,10) (3,11) (4,8) (4,17) (4,18) (4,15) (5,9) (5,14) (5,22) (5,7) (5,6) (5,10) (5,20) (5,12) (5,11) (5,13) (5,23) (6,21) (6,9) (6,22) (6,19) (6,7) (6,20) (6,12) (6,11) (6,13) (6,23) (7,21) (7,9) (7,14) (7,16) (7,19) (7,10) (7,20) (7,12) (7,11) (7,24) (7,13) (7,23) (8,17) (8,18) (8,15) (9,21) (9,16) (9,10) (9,20) (9,12) (9,11) (9,24) (9,13) (9,23) (10,22) (10,19) (10,12) (10,11) (10,13) (10,23) (11,21) (11,22) (11,19) (11,20) (11,12) (11,24) (11,13) (11,23) (12,21) (12,14) (12,22) (12,20) (12,24) (12,13) (12,23) (13,21) (13,14) (13,22) (13,16) (13,20) (13,23) (14,21) (14,16) (14,20) (14,24) (14,23) (15,18) (16,21) (16,22) (16,19) (16,20) (16,24) (16,23) (17,18) (19,21) (19,20) (19,24) (19,23) (20,21) (20,24) (20,23) (21,24) (21,23) (22,23) (23,24)\nQ: Is there a path between node 24 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "897"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "898"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 5 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "899"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 10 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "900"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 23 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "901"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "902"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "903"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "904"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 4 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "905"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 24 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "906"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 16 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "907"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 24 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "908"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 8 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "909"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 11 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "910"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 6 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "911"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 4 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "912"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 13 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "913"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "914"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,12) (0,24) (0,18) (0,19) (0,30) (0,1) (0,21) (0,9) (0,5) (0,6) (0,7) (0,2) (1,22) (1,24) (1,18) (1,19) (1,30) (1,21) (1,9) (1,5) (1,6) (1,11) (1,7) (1,31) (1,2) (2,12) (2,24) (2,18) (2,19) (2,21) (2,5) (2,6) (2,11) (2,7) (2,31) (3,26) (3,16) (3,4) (3,28) (3,13) (3,20) (4,26) (4,16) (4,8) (4,28) (5,12) (5,24) (5,30) (5,21) (5,9) (5,11) (5,7) (5,31) (6,22) (6,12) (6,24) (6,30) (6,21) (6,9) (6,11) (6,7) (7,12) (7,18) (7,30) (7,9) (7,11) (7,31) (8,26) (8,16) (8,28) (9,22) (9,12) (9,24) (9,18) (9,19) (9,30) (9,11) (9,31) (10,25) (10,14) (10,29) (10,32) (10,15) (10,23) (11,22) (11,12) (11,24) (11,18) (11,30) (11,21) (12,24) (12,30) (12,21) (12,31) (13,26) (13,28) (14,27) (14,17) (14,29) (14,32) (14,15) (15,25) (15,27) (15,17) (15,29) (15,32) (15,23) (16,26) (17,29) (18,22) (18,24) (18,19) (18,21) (19,22) (19,30) (19,21) (20,26) (21,22) (21,24) (21,31) (22,24) (23,25) (23,27) (23,32) (24,30) (24,31) (25,27) (25,29) (25,32) (26,28) (27,29) (27,32) (30,31)\nQ: Is there a path between node 5 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "915"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "916"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 16 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "917"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 3 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "918"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,6) (0,17) (0,4) (0,12) (0,16) (0,9) (1,14) (1,23) (1,18) (1,19) (1,3) (1,21) (2,14) (2,5) (2,11) (2,23) (2,22) (2,8) (2,18) (2,19) (2,3) (2,20) (3,14) (3,5) (3,23) (3,22) (3,8) (3,18) (3,19) (3,20) (3,21) (4,7) (4,15) (4,6) (4,17) (4,13) (4,10) (4,16) (5,14) (5,8) (5,18) (5,19) (5,21) (6,13) (6,10) (6,16) (6,9) (7,15) (7,13) (7,9) (8,14) (8,11) (8,23) (8,22) (8,18) (8,19) (8,20) (8,21) (9,15) (9,13) (9,12) (9,16) (10,15) (10,17) (10,13) (10,12) (11,14) (11,23) (11,22) (11,18) (11,19) (12,17) (12,16) (13,17) (13,16) (14,23) (14,19) (15,17) (16,17) (18,23) (18,22) (18,19) (18,21) (19,23) (19,22) (19,20) (20,23) (20,21) (21,23) (22,23)\nQ: Is there a path between node 18 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "919"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 9 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "920"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 14 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "921"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "922"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,6) (0,5) (0,15) (0,14) (0,1) (0,10) (0,8) (0,7) (0,2) (0,11) (0,3) (1,12) (1,13) (1,6) (1,5) (1,15) (1,14) (1,10) (1,8) (1,7) (1,2) (1,11) (1,3) (2,12) (2,13) (2,6) (2,5) (2,15) (2,14) (2,10) (2,8) (2,7) (2,11) (2,3) (3,12) (3,13) (3,6) (3,5) (3,15) (3,14) (3,10) (3,8) (3,7) (3,11) (4,9) (5,12) (5,13) (5,6) (5,15) (5,14) (5,10) (5,8) (5,7) (5,11) (6,12) (6,13) (6,15) (6,14) (6,10) (6,8) (6,7) (6,11) (7,12) (7,13) (7,15) (7,14) (7,10) (7,8) (7,11) (8,12) (8,13) (8,15) (8,14) (8,10) (8,11) (10,12) (10,13) (10,15) (10,14) (10,11) (11,12) (11,13) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 9 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "923"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 19 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "924"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "925"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 15 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "926"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 11 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "927"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 9 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "928"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "929"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 12 and node 27?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "930"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 22 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "931"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 11 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "932"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,6) (0,17) (0,4) (0,12) (0,16) (0,9) (1,14) (1,23) (1,18) (1,19) (1,3) (1,21) (2,14) (2,5) (2,11) (2,23) (2,22) (2,8) (2,18) (2,19) (2,3) (2,20) (3,14) (3,5) (3,23) (3,22) (3,8) (3,18) (3,19) (3,20) (3,21) (4,7) (4,15) (4,6) (4,17) (4,13) (4,10) (4,16) (5,14) (5,8) (5,18) (5,19) (5,21) (6,13) (6,10) (6,16) (6,9) (7,15) (7,13) (7,9) (8,14) (8,11) (8,23) (8,22) (8,18) (8,19) (8,20) (8,21) (9,15) (9,13) (9,12) (9,16) (10,15) (10,17) (10,13) (10,12) (11,14) (11,23) (11,22) (11,18) (11,19) (12,17) (12,16) (13,17) (13,16) (14,23) (14,19) (15,17) (16,17) (18,23) (18,22) (18,19) (18,21) (19,23) (19,22) (19,20) (20,23) (20,21) (21,23) (22,23)\nQ: Is there a path between node 17 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "933"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 16 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "934"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 23 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "935"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,6) (1,5) (1,8) (1,10) (1,15) (1,17) (1,13) (1,16) (2,5) (2,4) (2,8) (2,10) (2,14) (2,17) (2,13) (2,16) (3,9) (3,6) (3,12) (4,8) (4,15) (4,14) (4,17) (4,13) (5,8) (5,15) (5,17) (6,7) (6,9) (7,11) (7,9) (8,15) (8,17) (8,13) (8,16) (9,11) (10,15) (10,14) (10,17) (11,12) (13,15) (13,14) (13,16) (14,15) (14,17) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 17 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "936"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 4 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "937"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 4 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "938"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 4 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "939"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "940"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,4) (1,32) (1,22) (1,34) (1,7) (1,5) (1,28) (1,11) (1,13) (1,30) (1,31) (1,26) (2,12) (2,3) (2,24) (2,15) (2,18) (2,8) (2,20) (2,25) (2,19) (2,17) (2,16) (3,10) (3,24) (3,15) (3,18) (3,8) (3,20) (3,14) (3,19) (3,21) (4,23) (4,6) (5,32) (5,22) (5,7) (5,33) (5,11) (5,13) (5,27) (5,31) (5,26) (6,23) (7,22) (7,34) (7,28) (7,13) (7,27) (7,30) (7,26) (7,29) (8,10) (8,24) (8,15) (8,18) (8,20) (8,14) (8,17) (8,21) (8,16) (9,32) (9,22) (9,34) (9,28) (9,13) (9,27) (9,31) (9,26) (9,29) (10,12) (10,24) (10,15) (10,18) (10,20) (10,25) (10,17) (11,32) (11,22) (11,34) (11,28) (11,13) (11,27) (11,30) (11,31) (11,26) (12,24) (12,25) (12,14) (12,17) (12,21) (12,16) (13,34) (13,33) (13,27) (13,30) (13,31) (13,29) (14,15) (14,18) (14,20) (14,25) (14,19) (14,17) (14,21) (14,16) (15,24) (15,18) (15,20) (15,17) (15,21) (16,24) (16,20) (16,19) (16,17) (17,24) (17,20) (17,21) (18,20) (18,25) (18,19) (20,24) (20,25) (20,21) (21,25) (22,32) (22,28) (22,27) (22,30) (22,31) (22,26) (24,25) (26,34) (26,33) (26,31) (27,34) (27,33) (27,28) (27,30) (27,31) (27,29) (28,32) (28,33) (28,30) (28,31) (28,29) (29,32) (29,33) (30,32) (31,32) (31,34) (32,34) (32,33) (33,34)\nQ: Is there a path between node 29 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "941"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 21 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "942"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 19 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "943"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 16 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "944"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 0 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "945"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 10 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "946"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "947"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 12 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "948"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,34) (0,1) (0,10) (0,12) (1,12) (2,24) (3,31) (3,30) (3,25) (4,19) (4,6) (5,8) (7,26) (10,20) (10,28) (10,17) (10,18) (12,20) (12,32) (12,17) (13,14) (13,15) (13,21) (13,26) (13,23) (14,15) (14,21) (15,26) (15,23) (16,21) (16,30) (17,20) (17,27) (17,32) (18,27) (18,34) (19,33) (20,27) (21,31) (21,22) (22,26) (22,31) (23,31) (26,31) (28,34) (30,31)\nQ: Is there a path between node 12 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "949"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,20) (0,13) (0,24) (0,4) (1,21) (1,3) (1,11) (1,10) (1,23) (1,8) (1,2) (1,22) (1,19) (1,18) (2,21) (2,3) (2,11) (2,10) (2,23) (2,8) (2,22) (2,19) (2,18) (3,21) (3,11) (3,10) (3,23) (3,8) (3,22) (3,19) (3,18) (4,14) (4,20) (4,13) (4,24) (5,7) (5,9) (5,12) (5,16) (5,15) (5,17) (5,6) (6,7) (6,9) (6,12) (6,16) (6,15) (6,17) (7,9) (7,12) (7,16) (7,15) (7,17) (8,21) (8,11) (8,10) (8,23) (8,22) (8,19) (8,18) (9,12) (9,16) (9,15) (9,17) (10,21) (10,11) (10,23) (10,22) (10,19) (10,18) (11,21) (11,23) (11,22) (11,19) (11,18) (12,16) (12,15) (12,17) (13,14) (13,20) (13,24) (14,20) (14,24) (15,16) (15,17) (16,17) (18,21) (18,23) (18,22) (18,19) (19,21) (19,23) (19,22) (20,24) (21,23) (21,22) (22,23)\nQ: Is there a path between node 20 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "950"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 17 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "951"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (1,15) (1,16) (2,18) (2,17) (2,7) (3,14) (3,7) (5,11) (6,13) (7,17) (8,15) (8,13) (9,17) (10,17) (13,15) (13,16) (16,19)\nQ: Is there a path between node 10 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "952"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,3) (0,14) (0,15) (0,19) (0,7) (0,9) (0,10) (1,5) (1,18) (1,12) (1,13) (1,14) (1,6) (1,17) (1,16) (1,9) (1,10) (1,11) (2,18) (2,12) (2,13) (2,6) (2,15) (2,19) (2,7) (2,17) (2,16) (2,9) (2,10) (2,11) (3,18) (3,12) (3,13) (3,14) (3,6) (3,19) (3,17) (3,9) (3,10) (3,11) (5,18) (5,12) (5,13) (5,14) (5,6) (5,15) (5,19) (5,7) (5,16) (5,11) (6,18) (6,12) (6,7) (6,17) (6,16) (6,9) (6,10) (7,18) (7,12) (7,13) (7,15) (7,19) (7,17) (7,16) (7,10) (7,11) (9,18) (9,13) (9,15) (9,19) (9,16) (9,10) (10,18) (10,13) (10,14) (10,19) (10,17) (10,11) (11,12) (11,13) (11,14) (11,15) (11,19) (11,17) (11,16) (12,14) (12,19) (12,17) (12,16) (13,18) (13,15) (13,19) (13,17) (14,18) (14,15) (14,19) (14,17) (14,16) (15,18) (15,19) (15,16) (16,18) (17,18) (17,19) (18,19)\nQ: Is there a path between node 8 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "953"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (0,4) (1,3) (1,7) (1,2) (2,3) (3,9) (4,6) (5,9) (6,8) (7,9)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "954"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 13 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "955"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (2,3) (2,5) (3,5) (4,6)\nQ: Is there a path between node 1 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "956"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "957"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 10 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "958"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,13) (0,24) (0,19) (0,5) (0,10) (0,4) (0,2) (0,21) (0,17) (0,23) (0,9) (0,20) (0,15) (0,22) (1,3) (1,18) (1,6) (1,14) (1,8) (1,11) (2,12) (2,7) (2,13) (2,24) (2,19) (2,5) (2,10) (2,4) (2,21) (2,17) (2,23) (2,9) (2,20) (2,15) (2,22) (3,18) (3,6) (3,14) (3,8) (3,11) (4,12) (4,7) (4,13) (4,24) (4,19) (4,5) (4,10) (4,21) (4,17) (4,23) (4,9) (4,20) (4,15) (4,22) (5,12) (5,7) (5,13) (5,24) (5,19) (5,10) (5,21) (5,17) (5,23) (5,9) (5,20) (5,15) (5,22) (6,18) (6,14) (6,8) (6,11) (7,12) (7,13) (7,24) (7,19) (7,10) (7,21) (7,17) (7,23) (7,9) (7,20) (7,15) (7,22) (8,18) (8,14) (8,11) (9,12) (9,13) (9,24) (9,19) (9,10) (9,21) (9,17) (9,23) (9,20) (9,15) (9,22) (10,12) (10,13) (10,24) (10,19) (10,21) (10,17) (10,23) (10,20) (10,15) (10,22) (11,18) (11,14) (12,13) (12,24) (12,19) (12,21) (12,17) (12,23) (12,20) (12,15) (12,22) (13,24) (13,19) (13,21) (13,17) (13,23) (13,20) (13,15) (13,22) (14,18) (15,24) (15,19) (15,21) (15,17) (15,23) (15,20) (15,22) (17,24) (17,19) (17,21) (17,23) (17,20) (17,22) (19,24) (19,21) (19,23) (19,20) (19,22) (20,24) (20,21) (20,23) (20,22) (21,24) (21,23) (21,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 14 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "959"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 10 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "960"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 5 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "961"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,25) (0,3) (1,25) (1,29) (2,14) (2,13) (2,20) (2,18) (2,31) (2,9) (2,27) (2,21) (2,12) (2,7) (2,33) (2,11) (2,24) (2,26) (2,30) (3,25) (4,23) (4,22) (4,34) (4,5) (5,23) (5,22) (5,34) (6,14) (6,13) (6,20) (6,18) (6,27) (6,21) (6,12) (6,7) (6,28) (6,24) (6,26) (6,30) (7,14) (7,13) (7,20) (7,31) (7,17) (7,9) (7,27) (7,21) (7,12) (7,10) (7,33) (7,28) (7,30) (8,14) (8,13) (8,31) (8,17) (8,9) (8,27) (8,12) (8,33) (8,11) (8,28) (8,26) (8,30) (9,14) (9,13) (9,20) (9,18) (9,27) (9,21) (9,12) (9,10) (9,33) (9,24) (9,26) (9,19) (9,30) (10,13) (10,20) (10,18) (10,31) (10,17) (10,27) (10,12) (10,33) (10,11) (10,28) (10,24) (11,14) (11,13) (11,20) (11,18) (11,31) (11,12) (11,33) (11,28) (11,24) (11,26) (11,30) (12,14) (12,13) (12,20) (12,18) (12,17) (12,27) (12,21) (12,33) (12,19) (13,14) (13,20) (13,18) (13,31) (13,17) (13,21) (13,28) (13,24) (13,26) (14,18) (14,31) (14,17) (14,27) (14,21) (14,33) (14,26) (15,32) (17,18) (17,31) (17,27) (17,33) (17,28) (17,24) (17,26) (17,19) (17,30) (18,20) (18,31) (18,33) (18,24) (18,26) (18,19) (18,30) (19,31) (19,27) (19,21) (19,33) (19,28) (19,26) (20,31) (20,27) (20,21) (20,33) (20,24) (20,26) (20,30) (21,27) (21,33) (21,28) (21,24) (21,30) (22,23) (22,34) (23,34) (24,33) (24,26) (25,29) (26,31) (26,33) (26,30) (27,31) (27,33) (27,28) (27,30) (28,31) (28,33) (28,30) (30,31) (30,33) (31,33)\nQ: Is there a path between node 33 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "962"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "963"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 11 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "964"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 21 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "965"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 26 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "966"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 3 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "967"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "968"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 24 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "969"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 6 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "970"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,25) (0,3) (1,25) (1,29) (2,14) (2,13) (2,20) (2,18) (2,31) (2,9) (2,27) (2,21) (2,12) (2,7) (2,33) (2,11) (2,24) (2,26) (2,30) (3,25) (4,23) (4,22) (4,34) (4,5) (5,23) (5,22) (5,34) (6,14) (6,13) (6,20) (6,18) (6,27) (6,21) (6,12) (6,7) (6,28) (6,24) (6,26) (6,30) (7,14) (7,13) (7,20) (7,31) (7,17) (7,9) (7,27) (7,21) (7,12) (7,10) (7,33) (7,28) (7,30) (8,14) (8,13) (8,31) (8,17) (8,9) (8,27) (8,12) (8,33) (8,11) (8,28) (8,26) (8,30) (9,14) (9,13) (9,20) (9,18) (9,27) (9,21) (9,12) (9,10) (9,33) (9,24) (9,26) (9,19) (9,30) (10,13) (10,20) (10,18) (10,31) (10,17) (10,27) (10,12) (10,33) (10,11) (10,28) (10,24) (11,14) (11,13) (11,20) (11,18) (11,31) (11,12) (11,33) (11,28) (11,24) (11,26) (11,30) (12,14) (12,13) (12,20) (12,18) (12,17) (12,27) (12,21) (12,33) (12,19) (13,14) (13,20) (13,18) (13,31) (13,17) (13,21) (13,28) (13,24) (13,26) (14,18) (14,31) (14,17) (14,27) (14,21) (14,33) (14,26) (15,32) (17,18) (17,31) (17,27) (17,33) (17,28) (17,24) (17,26) (17,19) (17,30) (18,20) (18,31) (18,33) (18,24) (18,26) (18,19) (18,30) (19,31) (19,27) (19,21) (19,33) (19,28) (19,26) (20,31) (20,27) (20,21) (20,33) (20,24) (20,26) (20,30) (21,27) (21,33) (21,28) (21,24) (21,30) (22,23) (22,34) (23,34) (24,33) (24,26) (25,29) (26,31) (26,33) (26,30) (27,31) (27,33) (27,28) (27,30) (28,31) (28,33) (28,30) (30,31) (30,33) (31,33)\nQ: Is there a path between node 17 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "971"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 14 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "972"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "973"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,20) (0,13) (0,24) (0,4) (1,21) (1,3) (1,11) (1,10) (1,23) (1,8) (1,2) (1,22) (1,19) (1,18) (2,21) (2,3) (2,11) (2,10) (2,23) (2,8) (2,22) (2,19) (2,18) (3,21) (3,11) (3,10) (3,23) (3,8) (3,22) (3,19) (3,18) (4,14) (4,20) (4,13) (4,24) (5,7) (5,9) (5,12) (5,16) (5,15) (5,17) (5,6) (6,7) (6,9) (6,12) (6,16) (6,15) (6,17) (7,9) (7,12) (7,16) (7,15) (7,17) (8,21) (8,11) (8,10) (8,23) (8,22) (8,19) (8,18) (9,12) (9,16) (9,15) (9,17) (10,21) (10,11) (10,23) (10,22) (10,19) (10,18) (11,21) (11,23) (11,22) (11,19) (11,18) (12,16) (12,15) (12,17) (13,14) (13,20) (13,24) (14,20) (14,24) (15,16) (15,17) (16,17) (18,21) (18,23) (18,22) (18,19) (19,21) (19,23) (19,22) (20,24) (21,23) (21,22) (22,23)\nQ: Is there a path between node 6 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "974"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 6 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "975"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "976"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 13 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "977"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (2,3) (2,5) (3,5) (4,6)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "978"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,6) (0,17) (0,4) (0,12) (0,16) (0,9) (1,14) (1,23) (1,18) (1,19) (1,3) (1,21) (2,14) (2,5) (2,11) (2,23) (2,22) (2,8) (2,18) (2,19) (2,3) (2,20) (3,14) (3,5) (3,23) (3,22) (3,8) (3,18) (3,19) (3,20) (3,21) (4,7) (4,15) (4,6) (4,17) (4,13) (4,10) (4,16) (5,14) (5,8) (5,18) (5,19) (5,21) (6,13) (6,10) (6,16) (6,9) (7,15) (7,13) (7,9) (8,14) (8,11) (8,23) (8,22) (8,18) (8,19) (8,20) (8,21) (9,15) (9,13) (9,12) (9,16) (10,15) (10,17) (10,13) (10,12) (11,14) (11,23) (11,22) (11,18) (11,19) (12,17) (12,16) (13,17) (13,16) (14,23) (14,19) (15,17) (16,17) (18,23) (18,22) (18,19) (18,21) (19,23) (19,22) (19,20) (20,23) (20,21) (21,23) (22,23)\nQ: Is there a path between node 20 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "979"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,2) (0,8) (1,6) (2,3) (3,6) (3,7) (4,6) (4,5) (5,8) (7,8)\nQ: Is there a path between node 9 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "980"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 31 and node 34?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "981"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 10 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "982"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "983"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 1 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "984"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 24 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "985"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 12 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "986"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 13 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "987"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 7 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "988"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 4 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "989"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "990"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 9 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "991"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,17) (0,24) (1,11) (1,9) (1,3) (2,19) (2,29) (2,27) (3,7) (3,20) (4,23) (4,25) (5,17) (6,22) (7,29) (7,27) (7,9) (8,16) (8,30) (8,26) (8,18) (8,31) (9,11) (9,27) (10,13) (10,12) (11,19) (11,27) (12,26) (12,18) (14,28) (15,27) (16,30) (17,23) (18,26) (19,28) (20,29) (21,22) (23,24) (24,25) (27,28) (30,31)\nQ: Is there a path between node 20 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "992"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 18 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "993"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 8 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "994"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 10 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "995"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "996"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 0 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "997"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 9 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "998"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 11 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "999"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 18 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1000"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,6) (0,11) (0,10) (0,4) (0,5) (0,9) (0,1) (0,13) (0,21) (0,20) (0,12) (1,22) (1,11) (1,10) (1,5) (1,16) (1,9) (1,13) (1,21) (1,20) (2,8) (2,19) (2,3) (2,18) (2,24) (3,19) (3,17) (3,24) (3,23) (4,22) (4,6) (4,16) (4,9) (4,21) (4,20) (5,22) (5,6) (5,14) (5,11) (5,16) (5,15) (5,9) (5,13) (5,21) (5,20) (6,22) (6,11) (6,10) (6,16) (6,13) (6,21) (6,12) (7,8) (7,17) (7,18) (7,24) (7,23) (8,17) (8,24) (9,14) (9,11) (9,10) (9,16) (9,15) (9,21) (9,20) (9,12) (10,22) (10,14) (10,11) (10,16) (10,15) (10,21) (10,20) (11,22) (11,16) (11,15) (11,20) (12,22) (12,14) (12,15) (12,13) (12,21) (12,20) (13,14) (13,16) (13,15) (13,21) (13,20) (14,22) (14,16) (14,15) (14,21) (15,16) (15,21) (16,22) (16,21) (16,20) (17,19) (17,18) (17,24) (17,23) (18,23) (19,24) (23,24)\nQ: Is there a path between node 2 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1001"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1002"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,3) (0,12) (0,6) (0,11) (1,16) (1,3) (1,12) (1,6) (1,11) (1,14) (1,10) (2,15) (2,7) (2,13) (2,5) (2,9) (2,4) (2,18) (3,17) (3,12) (3,11) (3,14) (4,15) (4,7) (4,5) (4,9) (4,8) (5,15) (5,13) (5,9) (5,8) (5,18) (6,16) (6,17) (6,12) (6,14) (6,10) (7,15) (7,13) (7,9) (7,18) (8,15) (8,9) (8,18) (9,13) (9,18) (10,16) (10,17) (10,12) (10,11) (11,16) (11,17) (11,12) (12,16) (12,17) (12,14) (13,15) (13,18) (14,16) (14,17) (15,18) (16,17)\nQ: Is there a path between node 12 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1003"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 9 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1004"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 16 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1005"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 10 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1006"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,6) (1,5) (1,8) (1,10) (1,15) (1,17) (1,13) (1,16) (2,5) (2,4) (2,8) (2,10) (2,14) (2,17) (2,13) (2,16) (3,9) (3,6) (3,12) (4,8) (4,15) (4,14) (4,17) (4,13) (5,8) (5,15) (5,17) (6,7) (6,9) (7,11) (7,9) (8,15) (8,17) (8,13) (8,16) (9,11) (10,15) (10,14) (10,17) (11,12) (13,15) (13,14) (13,16) (14,15) (14,17) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 17 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1007"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,27) (0,13) (0,10) (0,15) (0,2) (0,17) (1,5) (1,22) (1,8) (1,19) (1,26) (1,24) (1,18) (1,16) (1,14) (1,12) (1,4) (1,9) (2,7) (2,27) (2,13) (2,3) (2,6) (2,10) (2,11) (2,17) (3,7) (3,27) (3,20) (3,6) (3,10) (3,15) (3,21) (3,17) (4,5) (4,8) (4,19) (4,26) (4,25) (4,18) (4,14) (4,12) (5,8) (5,26) (5,18) (5,16) (5,14) (5,12) (6,7) (6,13) (6,10) (6,21) (7,20) (7,13) (7,10) (7,15) (7,11) (8,19) (8,26) (8,18) (8,16) (8,14) (8,9) (9,22) (9,19) (9,26) (9,25) (9,16) (9,14) (9,12) (10,13) (10,21) (10,17) (11,27) (11,13) (11,15) (11,21) (11,17) (12,22) (12,19) (12,26) (12,24) (12,25) (12,16) (12,14) (13,27) (13,15) (14,22) (14,19) (14,26) (15,27) (15,20) (15,21) (15,17) (16,22) (16,19) (16,24) (16,25) (16,18) (17,27) (17,20) (17,21) (18,22) (18,19) (18,26) (18,24) (19,26) (19,25) (20,27) (20,21) (21,27) (22,26) (22,24) (24,26)\nQ: Is there a path between node 14 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1008"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1009"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1010"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 1 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1011"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 26 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1012"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 3 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1013"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 6 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1014"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 22 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1015"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 12 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1016"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1017"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 12 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1018"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 12 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1019"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 20 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1020"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 15 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1021"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,10) (0,26) (0,13) (0,23) (0,14) (0,27) (0,30) (0,31) (0,28) (0,2) (0,8) (0,12) (0,9) (0,24) (0,5) (1,19) (1,15) (1,6) (1,11) (1,29) (1,17) (1,21) (1,4) (1,25) (1,7) (2,3) (2,14) (2,31) (2,28) (2,18) (2,8) (2,12) (2,9) (2,24) (2,5) (3,10) (3,13) (3,23) (3,27) (3,30) (3,31) (3,28) (3,18) (3,8) (3,12) (3,9) (3,24) (3,5) (4,20) (4,19) (4,15) (4,11) (4,29) (4,16) (4,22) (4,7) (5,10) (5,13) (5,23) (5,14) (5,27) (5,31) (5,18) (5,8) (5,12) (5,9) (6,20) (6,15) (6,11) (6,29) (6,17) (6,21) (6,16) (6,25) (6,7) (7,20) (7,15) (7,11) (7,29) (7,17) (7,21) (7,25) (8,10) (8,26) (8,13) (8,23) (8,14) (8,27) (8,30) (8,12) (8,24) (9,10) (9,26) (9,13) (9,14) (9,27) (9,30) (9,31) (9,18) (9,24) (10,26) (10,13) (10,23) (10,14) (10,27) (10,30) (10,31) (10,18) (11,20) (11,19) (11,15) (11,29) (11,17) (11,21) (11,16) (11,25) (11,22) (12,13) (12,23) (12,14) (12,27) (12,28) (13,26) (13,23) (13,14) (13,27) (13,31) (13,28) (14,23) (14,30) (14,28) (14,18) (14,24) (15,19) (15,29) (15,21) (15,16) (15,22) (16,20) (16,19) (16,29) (16,17) (16,21) (16,25) (17,20) (17,19) (17,29) (17,21) (17,25) (17,22) (18,26) (18,27) (18,30) (18,31) (18,28) (19,29) (19,21) (19,25) (19,22) (20,29) (20,22) (21,29) (21,25) (21,22) (22,25) (23,26) (23,27) (23,30) (23,31) (23,24) (24,27) (24,30) (24,31) (25,29) (26,27) (26,30) (26,28) (27,30) (27,31) (28,30) (28,31) (30,31)\nQ: Is there a path between node 24 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1022"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 8 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1023"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1024"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (0,6) (0,2) (0,3) (0,7) (0,5) (1,8) (1,6) (1,2) (1,3) (1,7) (1,5) (2,8) (2,6) (2,3) (2,7) (2,5) (3,8) (3,6) (3,7) (3,5) (5,8) (5,6) (5,7) (6,8) (6,7) (7,8)\nQ: Is there a path between node 1 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1025"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,10) (2,9) (2,5) (3,12) (3,14) (3,4) (3,8) (3,18) (4,19) (4,16) (4,11) (5,20) (5,12) (5,14) (5,11) (6,18) (6,16) (7,15) (8,20) (8,12) (8,18) (8,16) (9,20) (9,14) (9,19) (9,11) (11,13) (11,12) (11,18) (11,16) (12,18) (13,19) (13,18) (14,19) (16,20) (18,19)\nQ: Is there a path between node 4 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1026"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1027"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 23 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1028"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1029"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 10 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1030"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1031"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 18 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1032"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,2) (0,1) (1,6) (1,3) (1,2) (2,6) (2,3) (3,6) (4,5)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1033"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 10 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1034"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,34) (0,4) (0,7) (0,28) (0,8) (0,15) (0,23) (0,13) (0,22) (0,32) (0,11) (0,18) (1,7) (1,2) (1,13) (1,27) (1,26) (1,9) (2,14) (2,31) (2,15) (2,23) (2,13) (2,9) (2,22) (2,17) (2,32) (2,18) (3,24) (4,7) (4,27) (4,17) (5,16) (5,12) (5,29) (5,20) (6,34) (6,7) (6,14) (6,31) (6,10) (6,23) (6,26) (6,21) (6,17) (6,18) (7,33) (7,14) (7,28) (7,15) (7,26) (7,19) (8,14) (8,28) (8,31) (8,10) (8,13) (8,25) (8,30) (8,18) (9,14) (9,21) (9,25) (9,22) (9,11) (10,31) (10,15) (10,27) (10,25) (10,17) (10,32) (11,28) (11,31) (11,15) (11,13) (11,27) (11,21) (11,25) (11,22) (12,16) (13,33) (13,14) (13,28) (13,26) (13,21) (13,17) (13,32) (13,18) (14,33) (14,31) (14,23) (14,27) (14,25) (15,34) (15,30) (15,17) (15,19) (16,24) (17,23) (17,26) (17,19) (18,34) (18,21) (18,30) (19,33) (19,21) (19,25) (19,30) (21,33) (21,28) (21,25) (21,30) (22,33) (22,23) (22,26) (22,25) (23,34) (23,25) (25,33) (25,32) (26,33) (26,28) (26,31) (26,32) (27,33) (27,32) (32,33)\nQ: Is there a path between node 15 and node 26?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1035"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 10 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1036"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 0 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1037"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 1 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1038"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 17 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1039"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 20 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1040"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 5 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1041"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 5 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1042"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 30 and node 33?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1043"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 17 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1044"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 12 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1045"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1046"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 16 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1047"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,27) (0,13) (0,10) (0,15) (0,2) (0,17) (1,5) (1,22) (1,8) (1,19) (1,26) (1,24) (1,18) (1,16) (1,14) (1,12) (1,4) (1,9) (2,7) (2,27) (2,13) (2,3) (2,6) (2,10) (2,11) (2,17) (3,7) (3,27) (3,20) (3,6) (3,10) (3,15) (3,21) (3,17) (4,5) (4,8) (4,19) (4,26) (4,25) (4,18) (4,14) (4,12) (5,8) (5,26) (5,18) (5,16) (5,14) (5,12) (6,7) (6,13) (6,10) (6,21) (7,20) (7,13) (7,10) (7,15) (7,11) (8,19) (8,26) (8,18) (8,16) (8,14) (8,9) (9,22) (9,19) (9,26) (9,25) (9,16) (9,14) (9,12) (10,13) (10,21) (10,17) (11,27) (11,13) (11,15) (11,21) (11,17) (12,22) (12,19) (12,26) (12,24) (12,25) (12,16) (12,14) (13,27) (13,15) (14,22) (14,19) (14,26) (15,27) (15,20) (15,21) (15,17) (16,22) (16,19) (16,24) (16,25) (16,18) (17,27) (17,20) (17,21) (18,22) (18,19) (18,26) (18,24) (19,26) (19,25) (20,27) (20,21) (21,27) (22,26) (22,24) (24,26)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1048"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 7 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1049"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,11) (0,17) (0,1) (0,2) (0,12) (0,6) (0,18) (0,7) (0,15) (1,19) (1,8) (1,9) (1,11) (1,2) (1,12) (1,6) (1,7) (1,15) (2,19) (2,4) (2,9) (2,11) (2,17) (2,12) (2,6) (2,18) (2,15) (3,5) (3,13) (3,10) (4,19) (4,8) (4,9) (4,11) (4,17) (4,12) (4,6) (4,7) (4,15) (5,13) (5,10) (6,9) (6,11) (6,12) (6,18) (7,19) (7,8) (7,9) (7,11) (7,17) (7,15) (8,19) (8,11) (8,17) (8,12) (9,17) (9,12) (9,18) (10,13) (11,17) (11,15) (12,19) (12,17) (12,18) (12,15) (14,20) (14,21) (15,17) (15,18) (17,19) (17,18) (18,19) (20,21)\nQ: Is there a path between node 8 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1050"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 4 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1051"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 11 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1052"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 16 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1053"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 8 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1054"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1055"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1056"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 4 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1057"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 2 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1058"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 12 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1059"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 32 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1060"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 17 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1061"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 0 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1062"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 7 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1063"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,6) (0,11) (0,10) (0,4) (0,5) (0,9) (0,1) (0,13) (0,21) (0,20) (0,12) (1,22) (1,11) (1,10) (1,5) (1,16) (1,9) (1,13) (1,21) (1,20) (2,8) (2,19) (2,3) (2,18) (2,24) (3,19) (3,17) (3,24) (3,23) (4,22) (4,6) (4,16) (4,9) (4,21) (4,20) (5,22) (5,6) (5,14) (5,11) (5,16) (5,15) (5,9) (5,13) (5,21) (5,20) (6,22) (6,11) (6,10) (6,16) (6,13) (6,21) (6,12) (7,8) (7,17) (7,18) (7,24) (7,23) (8,17) (8,24) (9,14) (9,11) (9,10) (9,16) (9,15) (9,21) (9,20) (9,12) (10,22) (10,14) (10,11) (10,16) (10,15) (10,21) (10,20) (11,22) (11,16) (11,15) (11,20) (12,22) (12,14) (12,15) (12,13) (12,21) (12,20) (13,14) (13,16) (13,15) (13,21) (13,20) (14,22) (14,16) (14,15) (14,21) (15,16) (15,21) (16,22) (16,21) (16,20) (17,19) (17,18) (17,24) (17,23) (18,23) (19,24) (23,24)\nQ: Is there a path between node 24 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1064"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1065"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 23 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1066"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 9 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1067"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1068"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,11) (1,9) (1,19) (1,31) (1,20) (2,15) (2,11) (2,27) (2,29) (2,16) (2,31) (3,8) (3,4) (3,12) (3,18) (3,17) (3,10) (3,25) (3,31) (3,20) (4,30) (4,24) (4,19) (5,26) (5,23) (6,13) (7,15) (7,9) (7,30) (7,12) (7,16) (7,19) (7,10) (7,25) (8,15) (8,11) (8,30) (8,24) (8,10) (8,31) (9,11) (9,30) (9,27) (9,29) (9,10) (10,15) (10,30) (10,12) (10,18) (10,19) (10,17) (10,14) (11,30) (11,29) (11,19) (12,15) (12,19) (12,14) (12,20) (13,28) (14,27) (14,24) (14,20) (15,27) (15,18) (15,25) (15,20) (16,29) (16,24) (16,19) (17,29) (17,19) (17,31) (18,30) (18,24) (18,19) (18,31) (19,30) (19,25) (21,28) (21,23) (22,23) (25,27) (25,31) (26,28) (29,31)\nQ: Is there a path between node 28 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1069"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 17 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1070"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,4) (1,32) (1,22) (1,34) (1,7) (1,5) (1,28) (1,11) (1,13) (1,30) (1,31) (1,26) (2,12) (2,3) (2,24) (2,15) (2,18) (2,8) (2,20) (2,25) (2,19) (2,17) (2,16) (3,10) (3,24) (3,15) (3,18) (3,8) (3,20) (3,14) (3,19) (3,21) (4,23) (4,6) (5,32) (5,22) (5,7) (5,33) (5,11) (5,13) (5,27) (5,31) (5,26) (6,23) (7,22) (7,34) (7,28) (7,13) (7,27) (7,30) (7,26) (7,29) (8,10) (8,24) (8,15) (8,18) (8,20) (8,14) (8,17) (8,21) (8,16) (9,32) (9,22) (9,34) (9,28) (9,13) (9,27) (9,31) (9,26) (9,29) (10,12) (10,24) (10,15) (10,18) (10,20) (10,25) (10,17) (11,32) (11,22) (11,34) (11,28) (11,13) (11,27) (11,30) (11,31) (11,26) (12,24) (12,25) (12,14) (12,17) (12,21) (12,16) (13,34) (13,33) (13,27) (13,30) (13,31) (13,29) (14,15) (14,18) (14,20) (14,25) (14,19) (14,17) (14,21) (14,16) (15,24) (15,18) (15,20) (15,17) (15,21) (16,24) (16,20) (16,19) (16,17) (17,24) (17,20) (17,21) (18,20) (18,25) (18,19) (20,24) (20,25) (20,21) (21,25) (22,32) (22,28) (22,27) (22,30) (22,31) (22,26) (24,25) (26,34) (26,33) (26,31) (27,34) (27,33) (27,28) (27,30) (27,31) (27,29) (28,32) (28,33) (28,30) (28,31) (28,29) (29,32) (29,33) (30,32) (31,32) (31,34) (32,34) (32,33) (33,34)\nQ: Is there a path between node 17 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1071"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 13 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1072"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 13 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1073"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 3 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1074"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 2 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1075"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 23 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1076"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 16 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1077"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 9 and node 25?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1078"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 6 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1079"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 7 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1080"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 1 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1081"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 3 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1082"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 17 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1083"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,31) (0,11) (0,27) (0,18) (1,4) (1,12) (1,31) (1,7) (1,25) (1,8) (1,18) (2,17) (2,14) (2,6) (2,10) (2,19) (3,17) (3,22) (3,9) (4,12) (4,30) (4,31) (4,13) (4,27) (4,18) (5,29) (5,16) (5,22) (5,21) (5,20) (5,28) (5,19) (6,29) (6,9) (6,10) (6,28) (7,11) (7,27) (7,15) (7,18) (8,30) (8,23) (8,11) (9,14) (9,21) (9,10) (11,23) (11,18) (12,30) (12,31) (12,27) (12,25) (12,15) (12,18) (13,23) (13,25) (13,15) (14,29) (14,17) (16,24) (16,17) (16,20) (17,29) (18,30) (18,26) (20,29) (21,24) (22,24) (23,27) (23,25) (25,26) (25,27) (26,31) (27,31) (28,29)\nQ: Is there a path between node 30 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1084"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 9 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1085"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 11 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1086"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 12 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1087"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 28 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1088"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 5 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1089"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 10 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1090"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 21 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1091"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 13 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1092"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 18 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1093"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (2,3)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1094"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1095"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 15 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1096"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 5 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1097"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,12) (0,2) (0,11) (0,8) (0,13) (1,4) (1,10) (1,17) (1,5) (1,14) (1,7) (1,6) (1,15) (2,3) (2,18) (2,12) (2,11) (2,8) (2,13) (3,18) (3,12) (3,11) (3,8) (3,13) (4,10) (4,17) (4,5) (4,14) (4,7) (4,6) (4,15) (5,10) (5,17) (5,14) (5,7) (5,6) (5,15) (6,10) (6,17) (6,14) (6,7) (6,15) (7,10) (7,17) (7,14) (7,15) (8,18) (8,12) (8,11) (8,13) (9,16) (10,17) (10,14) (10,15) (11,18) (11,12) (11,13) (12,18) (12,13) (13,18) (14,17) (14,15) (15,17)\nQ: Is there a path between node 5 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1098"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 0 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1099"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 17 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1100"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 11 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1101"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,20) (0,13) (0,24) (0,4) (1,21) (1,3) (1,11) (1,10) (1,23) (1,8) (1,2) (1,22) (1,19) (1,18) (2,21) (2,3) (2,11) (2,10) (2,23) (2,8) (2,22) (2,19) (2,18) (3,21) (3,11) (3,10) (3,23) (3,8) (3,22) (3,19) (3,18) (4,14) (4,20) (4,13) (4,24) (5,7) (5,9) (5,12) (5,16) (5,15) (5,17) (5,6) (6,7) (6,9) (6,12) (6,16) (6,15) (6,17) (7,9) (7,12) (7,16) (7,15) (7,17) (8,21) (8,11) (8,10) (8,23) (8,22) (8,19) (8,18) (9,12) (9,16) (9,15) (9,17) (10,21) (10,11) (10,23) (10,22) (10,19) (10,18) (11,21) (11,23) (11,22) (11,19) (11,18) (12,16) (12,15) (12,17) (13,14) (13,20) (13,24) (14,20) (14,24) (15,16) (15,17) (16,17) (18,21) (18,23) (18,22) (18,19) (19,21) (19,23) (19,22) (20,24) (21,23) (21,22) (22,23)\nQ: Is there a path between node 13 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1102"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,11) (1,9) (1,19) (1,31) (1,20) (2,15) (2,11) (2,27) (2,29) (2,16) (2,31) (3,8) (3,4) (3,12) (3,18) (3,17) (3,10) (3,25) (3,31) (3,20) (4,30) (4,24) (4,19) (5,26) (5,23) (6,13) (7,15) (7,9) (7,30) (7,12) (7,16) (7,19) (7,10) (7,25) (8,15) (8,11) (8,30) (8,24) (8,10) (8,31) (9,11) (9,30) (9,27) (9,29) (9,10) (10,15) (10,30) (10,12) (10,18) (10,19) (10,17) (10,14) (11,30) (11,29) (11,19) (12,15) (12,19) (12,14) (12,20) (13,28) (14,27) (14,24) (14,20) (15,27) (15,18) (15,25) (15,20) (16,29) (16,24) (16,19) (17,29) (17,19) (17,31) (18,30) (18,24) (18,19) (18,31) (19,30) (19,25) (21,28) (21,23) (22,23) (25,27) (25,31) (26,28) (29,31)\nQ: Is there a path between node 24 and node 31?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1103"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 8 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1104"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 16 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1105"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,7) (0,4) (0,10) (0,5) (0,13) (0,12) (0,1) (0,2) (0,3) (0,15) (0,6) (0,8) (0,14) (1,11) (1,7) (1,4) (1,10) (1,5) (1,13) (1,12) (1,2) (1,3) (1,15) (1,6) (1,8) (1,14) (2,11) (2,7) (2,4) (2,10) (2,5) (2,13) (2,12) (2,3) (2,15) (2,6) (2,8) (2,14) (3,11) (3,7) (3,4) (3,10) (3,5) (3,13) (3,12) (3,15) (3,6) (3,8) (3,14) (4,11) (4,7) (4,10) (4,5) (4,13) (4,12) (4,15) (4,6) (4,8) (4,14) (5,11) (5,7) (5,10) (5,13) (5,12) (5,15) (5,6) (5,8) (5,14) (6,11) (6,7) (6,10) (6,13) (6,12) (6,15) (6,8) (6,14) (7,11) (7,10) (7,13) (7,12) (7,15) (7,8) (7,14) (8,11) (8,10) (8,13) (8,12) (8,15) (8,14) (10,11) (10,13) (10,12) (10,15) (10,14) (11,13) (11,12) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1106"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,4) (1,32) (1,22) (1,34) (1,7) (1,5) (1,28) (1,11) (1,13) (1,30) (1,31) (1,26) (2,12) (2,3) (2,24) (2,15) (2,18) (2,8) (2,20) (2,25) (2,19) (2,17) (2,16) (3,10) (3,24) (3,15) (3,18) (3,8) (3,20) (3,14) (3,19) (3,21) (4,23) (4,6) (5,32) (5,22) (5,7) (5,33) (5,11) (5,13) (5,27) (5,31) (5,26) (6,23) (7,22) (7,34) (7,28) (7,13) (7,27) (7,30) (7,26) (7,29) (8,10) (8,24) (8,15) (8,18) (8,20) (8,14) (8,17) (8,21) (8,16) (9,32) (9,22) (9,34) (9,28) (9,13) (9,27) (9,31) (9,26) (9,29) (10,12) (10,24) (10,15) (10,18) (10,20) (10,25) (10,17) (11,32) (11,22) (11,34) (11,28) (11,13) (11,27) (11,30) (11,31) (11,26) (12,24) (12,25) (12,14) (12,17) (12,21) (12,16) (13,34) (13,33) (13,27) (13,30) (13,31) (13,29) (14,15) (14,18) (14,20) (14,25) (14,19) (14,17) (14,21) (14,16) (15,24) (15,18) (15,20) (15,17) (15,21) (16,24) (16,20) (16,19) (16,17) (17,24) (17,20) (17,21) (18,20) (18,25) (18,19) (20,24) (20,25) (20,21) (21,25) (22,32) (22,28) (22,27) (22,30) (22,31) (22,26) (24,25) (26,34) (26,33) (26,31) (27,34) (27,33) (27,28) (27,30) (27,31) (27,29) (28,32) (28,33) (28,30) (28,31) (28,29) (29,32) (29,33) (30,32) (31,32) (31,34) (32,34) (32,33) (33,34)\nQ: Is there a path between node 17 and node 30?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1107"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (0,6) (0,2) (0,3) (0,7) (0,5) (1,8) (1,6) (1,2) (1,3) (1,7) (1,5) (2,8) (2,6) (2,3) (2,7) (2,5) (3,8) (3,6) (3,7) (3,5) (5,8) (5,6) (5,7) (6,8) (6,7) (7,8)\nQ: Is there a path between node 8 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1108"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 11 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1109"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,31) (0,11) (0,27) (0,18) (1,4) (1,12) (1,31) (1,7) (1,25) (1,8) (1,18) (2,17) (2,14) (2,6) (2,10) (2,19) (3,17) (3,22) (3,9) (4,12) (4,30) (4,31) (4,13) (4,27) (4,18) (5,29) (5,16) (5,22) (5,21) (5,20) (5,28) (5,19) (6,29) (6,9) (6,10) (6,28) (7,11) (7,27) (7,15) (7,18) (8,30) (8,23) (8,11) (9,14) (9,21) (9,10) (11,23) (11,18) (12,30) (12,31) (12,27) (12,25) (12,15) (12,18) (13,23) (13,25) (13,15) (14,29) (14,17) (16,24) (16,17) (16,20) (17,29) (18,30) (18,26) (20,29) (21,24) (22,24) (23,27) (23,25) (25,26) (25,27) (26,31) (27,31) (28,29)\nQ: Is there a path between node 8 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1110"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 22 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1111"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 11 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1112"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,4) (1,13) (2,11) (3,4) (3,6) (3,19) (4,20) (4,12) (4,16) (5,14) (5,9) (6,18) (6,8) (7,13) (7,8) (7,19) (7,15) (8,18) (8,20) (8,15) (11,14) (12,20) (12,13) (12,19) (12,16) (13,18) (13,15) (15,18) (15,19) (18,20) (18,19)\nQ: Is there a path between node 8 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1113"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,4) (0,9) (0,5) (0,13) (1,14) (1,15) (1,12) (1,5) (1,7) (2,4) (2,6) (2,9) (2,12) (2,13) (4,11) (4,6) (4,15) (4,7) (4,8) (4,13) (5,11) (5,10) (5,14) (5,6) (5,9) (5,15) (5,12) (5,7) (5,13) (6,14) (7,14) (7,8) (9,13) (10,14) (12,15)\nQ: Is there a path between node 13 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1114"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 22 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1115"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,2) (0,8) (1,6) (2,3) (3,6) (3,7) (4,6) (4,5) (5,8) (7,8)\nQ: Is there a path between node 3 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1116"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1117"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1118"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1119"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 13 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1120"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,34) (0,4) (0,7) (0,28) (0,8) (0,15) (0,23) (0,13) (0,22) (0,32) (0,11) (0,18) (1,7) (1,2) (1,13) (1,27) (1,26) (1,9) (2,14) (2,31) (2,15) (2,23) (2,13) (2,9) (2,22) (2,17) (2,32) (2,18) (3,24) (4,7) (4,27) (4,17) (5,16) (5,12) (5,29) (5,20) (6,34) (6,7) (6,14) (6,31) (6,10) (6,23) (6,26) (6,21) (6,17) (6,18) (7,33) (7,14) (7,28) (7,15) (7,26) (7,19) (8,14) (8,28) (8,31) (8,10) (8,13) (8,25) (8,30) (8,18) (9,14) (9,21) (9,25) (9,22) (9,11) (10,31) (10,15) (10,27) (10,25) (10,17) (10,32) (11,28) (11,31) (11,15) (11,13) (11,27) (11,21) (11,25) (11,22) (12,16) (13,33) (13,14) (13,28) (13,26) (13,21) (13,17) (13,32) (13,18) (14,33) (14,31) (14,23) (14,27) (14,25) (15,34) (15,30) (15,17) (15,19) (16,24) (17,23) (17,26) (17,19) (18,34) (18,21) (18,30) (19,33) (19,21) (19,25) (19,30) (21,33) (21,28) (21,25) (21,30) (22,33) (22,23) (22,26) (22,25) (23,34) (23,25) (25,33) (25,32) (26,33) (26,28) (26,31) (26,32) (27,33) (27,32) (32,33)\nQ: Is there a path between node 14 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1121"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (1,12) (1,15) (2,9) (2,6) (3,10) (3,17) (3,15) (5,7) (6,10) (6,9) (6,11) (7,13) (8,17) (8,16) (10,15) (11,12) (15,17)\nQ: Is there a path between node 13 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1122"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,20) (0,8) (0,31) (0,22) (1,4) (1,24) (1,19) (1,16) (1,5) (1,2) (1,8) (1,18) (1,27) (2,4) (2,19) (2,12) (2,17) (2,21) (2,31) (2,22) (3,25) (3,20) (3,14) (3,31) (3,22) (3,27) (4,7) (4,21) (4,26) (4,27) (5,11) (5,24) (5,20) (5,19) (5,12) (5,16) (5,17) (5,21) (5,9) (5,22) (6,15) (7,24) (7,20) (7,19) (7,16) (7,29) (7,17) (7,21) (7,14) (7,9) (7,8) (7,18) (7,22) (7,30) (8,20) (8,12) (8,14) (9,20) (9,16) (9,14) (9,18) (9,26) (9,23) (10,15) (11,25) (11,28) (11,20) (11,21) (11,26) (12,28) (12,24) (12,20) (12,29) (12,14) (12,18) (12,26) (12,22) (12,27) (12,23) (14,24) (14,16) (14,18) (14,31) (16,25) (16,26) (16,31) (16,23) (17,31) (17,27) (18,25) (18,28) (18,24) (18,21) (18,26) (18,27) (19,29) (19,21) (19,22) (20,25) (20,21) (20,26) (21,24) (21,29) (21,31) (21,23) (22,29) (22,26) (22,23) (23,25) (23,26) (24,25) (24,26) (24,30) (25,29) (25,31) (26,29) (26,31) (27,28) (27,31) (28,29) (29,31) (29,30) (30,31)\nQ: Is there a path between node 19 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1123"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 5 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1124"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 15 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1125"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 10 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1126"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 30 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1127"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1128"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,31) (0,11) (0,27) (0,18) (1,4) (1,12) (1,31) (1,7) (1,25) (1,8) (1,18) (2,17) (2,14) (2,6) (2,10) (2,19) (3,17) (3,22) (3,9) (4,12) (4,30) (4,31) (4,13) (4,27) (4,18) (5,29) (5,16) (5,22) (5,21) (5,20) (5,28) (5,19) (6,29) (6,9) (6,10) (6,28) (7,11) (7,27) (7,15) (7,18) (8,30) (8,23) (8,11) (9,14) (9,21) (9,10) (11,23) (11,18) (12,30) (12,31) (12,27) (12,25) (12,15) (12,18) (13,23) (13,25) (13,15) (14,29) (14,17) (16,24) (16,17) (16,20) (17,29) (18,30) (18,26) (20,29) (21,24) (22,24) (23,27) (23,25) (25,26) (25,27) (26,31) (27,31) (28,29)\nQ: Is there a path between node 7 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1129"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 16 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1130"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 20 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1131"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 1 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1132"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 4 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1133"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 0 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1134"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 8 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1135"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 0 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1136"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1137"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (1,12) (1,15) (2,9) (2,6) (3,10) (3,17) (3,15) (5,7) (6,10) (6,9) (6,11) (7,13) (8,17) (8,16) (10,15) (11,12) (15,17)\nQ: Is there a path between node 16 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1138"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 13 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1139"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,4) (0,9) (0,5) (0,13) (1,14) (1,15) (1,12) (1,5) (1,7) (2,4) (2,6) (2,9) (2,12) (2,13) (4,11) (4,6) (4,15) (4,7) (4,8) (4,13) (5,11) (5,10) (5,14) (5,6) (5,9) (5,15) (5,12) (5,7) (5,13) (6,14) (7,14) (7,8) (9,13) (10,14) (12,15)\nQ: Is there a path between node 8 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1140"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1141"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1142"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 10 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1143"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 4 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1144"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 10 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1145"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 9 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1146"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1147"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,2) (0,14) (0,7) (0,13) (1,17) (1,3) (1,10) (1,6) (2,11) (2,12) (2,14) (2,13) (3,17) (3,10) (3,6) (4,9) (4,5) (5,9) (5,16) (6,17) (6,8) (6,10) (7,11) (7,12) (7,14) (7,13) (8,17) (8,15) (9,18) (9,16) (10,17) (12,14) (12,13) (13,14) (15,17)\nQ: Is there a path between node 17 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1148"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 9 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1149"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 10 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1150"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 10 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1151"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (3,5)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1152"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 18 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1153"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1154"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 12 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1155"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 11 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1156"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 18 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1157"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,4) (1,32) (1,22) (1,34) (1,7) (1,5) (1,28) (1,11) (1,13) (1,30) (1,31) (1,26) (2,12) (2,3) (2,24) (2,15) (2,18) (2,8) (2,20) (2,25) (2,19) (2,17) (2,16) (3,10) (3,24) (3,15) (3,18) (3,8) (3,20) (3,14) (3,19) (3,21) (4,23) (4,6) (5,32) (5,22) (5,7) (5,33) (5,11) (5,13) (5,27) (5,31) (5,26) (6,23) (7,22) (7,34) (7,28) (7,13) (7,27) (7,30) (7,26) (7,29) (8,10) (8,24) (8,15) (8,18) (8,20) (8,14) (8,17) (8,21) (8,16) (9,32) (9,22) (9,34) (9,28) (9,13) (9,27) (9,31) (9,26) (9,29) (10,12) (10,24) (10,15) (10,18) (10,20) (10,25) (10,17) (11,32) (11,22) (11,34) (11,28) (11,13) (11,27) (11,30) (11,31) (11,26) (12,24) (12,25) (12,14) (12,17) (12,21) (12,16) (13,34) (13,33) (13,27) (13,30) (13,31) (13,29) (14,15) (14,18) (14,20) (14,25) (14,19) (14,17) (14,21) (14,16) (15,24) (15,18) (15,20) (15,17) (15,21) (16,24) (16,20) (16,19) (16,17) (17,24) (17,20) (17,21) (18,20) (18,25) (18,19) (20,24) (20,25) (20,21) (21,25) (22,32) (22,28) (22,27) (22,30) (22,31) (22,26) (24,25) (26,34) (26,33) (26,31) (27,34) (27,33) (27,28) (27,30) (27,31) (27,29) (28,32) (28,33) (28,30) (28,31) (28,29) (29,32) (29,33) (30,32) (31,32) (31,34) (32,34) (32,33) (33,34)\nQ: Is there a path between node 17 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1158"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 0 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1159"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 14 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1160"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1161"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 28 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1162"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 15 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1163"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 12 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1164"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 15 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1165"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1166"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 4 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1167"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 29 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1168"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 13 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1169"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1170"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 28 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1171"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 3 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1172"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1173"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1174"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 18 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1175"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 13 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1176"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 9 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1177"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 15 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1178"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1179"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 26 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1180"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,3) (1,2) (1,6) (2,5) (2,6) (3,5) (5,6)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1181"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 16 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1182"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 2 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1183"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1184"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 1 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1185"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 7 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1186"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 10 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1187"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 15 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1188"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,2) (0,14) (0,7) (0,13) (1,17) (1,3) (1,10) (1,6) (2,11) (2,12) (2,14) (2,13) (3,17) (3,10) (3,6) (4,9) (4,5) (5,9) (5,16) (6,17) (6,8) (6,10) (7,11) (7,12) (7,14) (7,13) (8,17) (8,15) (9,18) (9,16) (10,17) (12,14) (12,13) (13,14) (15,17)\nQ: Is there a path between node 12 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1189"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 0 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1190"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 20 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1191"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 3 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1192"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 5 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1193"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,7) (0,4) (0,10) (0,5) (0,13) (0,12) (0,1) (0,2) (0,3) (0,15) (0,6) (0,8) (0,14) (1,11) (1,7) (1,4) (1,10) (1,5) (1,13) (1,12) (1,2) (1,3) (1,15) (1,6) (1,8) (1,14) (2,11) (2,7) (2,4) (2,10) (2,5) (2,13) (2,12) (2,3) (2,15) (2,6) (2,8) (2,14) (3,11) (3,7) (3,4) (3,10) (3,5) (3,13) (3,12) (3,15) (3,6) (3,8) (3,14) (4,11) (4,7) (4,10) (4,5) (4,13) (4,12) (4,15) (4,6) (4,8) (4,14) (5,11) (5,7) (5,10) (5,13) (5,12) (5,15) (5,6) (5,8) (5,14) (6,11) (6,7) (6,10) (6,13) (6,12) (6,15) (6,8) (6,14) (7,11) (7,10) (7,13) (7,12) (7,15) (7,8) (7,14) (8,11) (8,10) (8,13) (8,12) (8,15) (8,14) (10,11) (10,13) (10,12) (10,15) (10,14) (11,13) (11,12) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 3 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1194"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 22 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1195"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 24 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1196"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1197"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 12 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1198"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 10 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1199"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 19 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1200"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 10 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1201"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 15 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1202"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,10) (0,1) (1,8) (1,3) (1,14) (3,5) (3,6) (3,9) (3,12) (4,9) (4,16) (6,7) (6,12) (7,14) (8,16) (8,14) (10,11) (10,14) (10,12) (11,14) (12,14)\nQ: Is there a path between node 8 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1203"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 11 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1204"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1205"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1206"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1207"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 11 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1208"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,10) (2,9) (2,5) (3,12) (3,14) (3,4) (3,8) (3,18) (4,19) (4,16) (4,11) (5,20) (5,12) (5,14) (5,11) (6,18) (6,16) (7,15) (8,20) (8,12) (8,18) (8,16) (9,20) (9,14) (9,19) (9,11) (11,13) (11,12) (11,18) (11,16) (12,18) (13,19) (13,18) (14,19) (16,20) (18,19)\nQ: Is there a path between node 17 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1209"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 16 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1210"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 17 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1211"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1212"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1213"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 4 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1214"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 8 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1215"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 7 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1216"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1217"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 7 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1218"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (1,11) (1,9) (1,14) (2,5) (2,6) (3,11) (3,13) (4,11) (4,13) (4,15) (5,7) (5,6) (7,10) (8,11) (8,9) (9,14) (9,12) (11,13) (13,14) (13,15)\nQ: Is there a path between node 0 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1219"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,5)\nQ: Is there a path between node 6 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1220"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1221"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,12) (0,2) (0,11) (0,8) (0,13) (1,4) (1,10) (1,17) (1,5) (1,14) (1,7) (1,6) (1,15) (2,3) (2,18) (2,12) (2,11) (2,8) (2,13) (3,18) (3,12) (3,11) (3,8) (3,13) (4,10) (4,17) (4,5) (4,14) (4,7) (4,6) (4,15) (5,10) (5,17) (5,14) (5,7) (5,6) (5,15) (6,10) (6,17) (6,14) (6,7) (6,15) (7,10) (7,17) (7,14) (7,15) (8,18) (8,12) (8,11) (8,13) (9,16) (10,17) (10,14) (10,15) (11,18) (11,12) (11,13) (12,18) (12,13) (13,18) (14,17) (14,15) (15,17)\nQ: Is there a path between node 17 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1222"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 9 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1223"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 15 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1224"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,7) (0,4) (0,10) (0,5) (0,13) (0,12) (0,1) (0,2) (0,3) (0,15) (0,6) (0,8) (0,14) (1,11) (1,7) (1,4) (1,10) (1,5) (1,13) (1,12) (1,2) (1,3) (1,15) (1,6) (1,8) (1,14) (2,11) (2,7) (2,4) (2,10) (2,5) (2,13) (2,12) (2,3) (2,15) (2,6) (2,8) (2,14) (3,11) (3,7) (3,4) (3,10) (3,5) (3,13) (3,12) (3,15) (3,6) (3,8) (3,14) (4,11) (4,7) (4,10) (4,5) (4,13) (4,12) (4,15) (4,6) (4,8) (4,14) (5,11) (5,7) (5,10) (5,13) (5,12) (5,15) (5,6) (5,8) (5,14) (6,11) (6,7) (6,10) (6,13) (6,12) (6,15) (6,8) (6,14) (7,11) (7,10) (7,13) (7,12) (7,15) (7,8) (7,14) (8,11) (8,10) (8,13) (8,12) (8,15) (8,14) (10,11) (10,13) (10,12) (10,15) (10,14) (11,13) (11,12) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 9 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1225"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 9 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1226"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 6 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1227"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,12) (0,24) (0,18) (0,19) (0,30) (0,1) (0,21) (0,9) (0,5) (0,6) (0,7) (0,2) (1,22) (1,24) (1,18) (1,19) (1,30) (1,21) (1,9) (1,5) (1,6) (1,11) (1,7) (1,31) (1,2) (2,12) (2,24) (2,18) (2,19) (2,21) (2,5) (2,6) (2,11) (2,7) (2,31) (3,26) (3,16) (3,4) (3,28) (3,13) (3,20) (4,26) (4,16) (4,8) (4,28) (5,12) (5,24) (5,30) (5,21) (5,9) (5,11) (5,7) (5,31) (6,22) (6,12) (6,24) (6,30) (6,21) (6,9) (6,11) (6,7) (7,12) (7,18) (7,30) (7,9) (7,11) (7,31) (8,26) (8,16) (8,28) (9,22) (9,12) (9,24) (9,18) (9,19) (9,30) (9,11) (9,31) (10,25) (10,14) (10,29) (10,32) (10,15) (10,23) (11,22) (11,12) (11,24) (11,18) (11,30) (11,21) (12,24) (12,30) (12,21) (12,31) (13,26) (13,28) (14,27) (14,17) (14,29) (14,32) (14,15) (15,25) (15,27) (15,17) (15,29) (15,32) (15,23) (16,26) (17,29) (18,22) (18,24) (18,19) (18,21) (19,22) (19,30) (19,21) (20,26) (21,22) (21,24) (21,31) (22,24) (23,25) (23,27) (23,32) (24,30) (24,31) (25,27) (25,29) (25,32) (26,28) (27,29) (27,32) (30,31)\nQ: Is there a path between node 21 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1228"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,6) (0,11) (0,10) (0,4) (0,5) (0,9) (0,1) (0,13) (0,21) (0,20) (0,12) (1,22) (1,11) (1,10) (1,5) (1,16) (1,9) (1,13) (1,21) (1,20) (2,8) (2,19) (2,3) (2,18) (2,24) (3,19) (3,17) (3,24) (3,23) (4,22) (4,6) (4,16) (4,9) (4,21) (4,20) (5,22) (5,6) (5,14) (5,11) (5,16) (5,15) (5,9) (5,13) (5,21) (5,20) (6,22) (6,11) (6,10) (6,16) (6,13) (6,21) (6,12) (7,8) (7,17) (7,18) (7,24) (7,23) (8,17) (8,24) (9,14) (9,11) (9,10) (9,16) (9,15) (9,21) (9,20) (9,12) (10,22) (10,14) (10,11) (10,16) (10,15) (10,21) (10,20) (11,22) (11,16) (11,15) (11,20) (12,22) (12,14) (12,15) (12,13) (12,21) (12,20) (13,14) (13,16) (13,15) (13,21) (13,20) (14,22) (14,16) (14,15) (14,21) (15,16) (15,21) (16,22) (16,21) (16,20) (17,19) (17,18) (17,24) (17,23) (18,23) (19,24) (23,24)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1229"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 22 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1230"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 20 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1231"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 12 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1232"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,13) (0,30) (0,1) (0,4) (0,2) (0,22) (1,30) (1,17) (1,5) (1,4) (1,25) (1,29) (2,3) (2,5) (2,23) (3,28) (3,24) (3,4) (3,6) (3,8) (3,12) (4,15) (4,24) (4,25) (4,7) (4,6) (4,29) (5,21) (5,23) (5,7) (5,12) (6,20) (6,28) (6,23) (7,13) (7,15) (7,16) (7,8) (7,12) (8,20) (8,30) (8,24) (8,17) (8,23) (10,19) (11,19) (11,26) (12,20) (12,16) (12,25) (12,18) (13,28) (13,18) (14,20) (15,28) (15,24) (15,23) (16,20) (16,30) (16,24) (16,29) (17,21) (17,28) (17,25) (18,21) (18,23) (18,29) (20,24) (20,23) (20,22) (20,29) (21,25) (21,23) (21,22) (22,25) (23,24) (23,29) (24,28) (24,29) (25,28) (26,27) (29,30)\nQ: Is there a path between node 9 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1233"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,6) (0,11) (0,10) (0,4) (0,5) (0,9) (0,1) (0,13) (0,21) (0,20) (0,12) (1,22) (1,11) (1,10) (1,5) (1,16) (1,9) (1,13) (1,21) (1,20) (2,8) (2,19) (2,3) (2,18) (2,24) (3,19) (3,17) (3,24) (3,23) (4,22) (4,6) (4,16) (4,9) (4,21) (4,20) (5,22) (5,6) (5,14) (5,11) (5,16) (5,15) (5,9) (5,13) (5,21) (5,20) (6,22) (6,11) (6,10) (6,16) (6,13) (6,21) (6,12) (7,8) (7,17) (7,18) (7,24) (7,23) (8,17) (8,24) (9,14) (9,11) (9,10) (9,16) (9,15) (9,21) (9,20) (9,12) (10,22) (10,14) (10,11) (10,16) (10,15) (10,21) (10,20) (11,22) (11,16) (11,15) (11,20) (12,22) (12,14) (12,15) (12,13) (12,21) (12,20) (13,14) (13,16) (13,15) (13,21) (13,20) (14,22) (14,16) (14,15) (14,21) (15,16) (15,21) (16,22) (16,21) (16,20) (17,19) (17,18) (17,24) (17,23) (18,23) (19,24) (23,24)\nQ: Is there a path between node 19 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1234"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 17 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1235"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 11 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1236"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 12 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1237"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,7) (0,4) (0,10) (0,5) (0,13) (0,12) (0,1) (0,2) (0,3) (0,15) (0,6) (0,8) (0,14) (1,11) (1,7) (1,4) (1,10) (1,5) (1,13) (1,12) (1,2) (1,3) (1,15) (1,6) (1,8) (1,14) (2,11) (2,7) (2,4) (2,10) (2,5) (2,13) (2,12) (2,3) (2,15) (2,6) (2,8) (2,14) (3,11) (3,7) (3,4) (3,10) (3,5) (3,13) (3,12) (3,15) (3,6) (3,8) (3,14) (4,11) (4,7) (4,10) (4,5) (4,13) (4,12) (4,15) (4,6) (4,8) (4,14) (5,11) (5,7) (5,10) (5,13) (5,12) (5,15) (5,6) (5,8) (5,14) (6,11) (6,7) (6,10) (6,13) (6,12) (6,15) (6,8) (6,14) (7,11) (7,10) (7,13) (7,12) (7,15) (7,8) (7,14) (8,11) (8,10) (8,13) (8,12) (8,15) (8,14) (10,11) (10,13) (10,12) (10,15) (10,14) (11,13) (11,12) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 13 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1238"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 8 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1239"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,3) (0,12) (0,6) (0,11) (1,16) (1,3) (1,12) (1,6) (1,11) (1,14) (1,10) (2,15) (2,7) (2,13) (2,5) (2,9) (2,4) (2,18) (3,17) (3,12) (3,11) (3,14) (4,15) (4,7) (4,5) (4,9) (4,8) (5,15) (5,13) (5,9) (5,8) (5,18) (6,16) (6,17) (6,12) (6,14) (6,10) (7,15) (7,13) (7,9) (7,18) (8,15) (8,9) (8,18) (9,13) (9,18) (10,16) (10,17) (10,12) (10,11) (11,16) (11,17) (11,12) (12,16) (12,17) (12,14) (13,15) (13,18) (14,16) (14,17) (15,18) (16,17)\nQ: Is there a path between node 15 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1240"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 6 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1241"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1242"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,14) (1,21) (1,3) (1,15) (1,7) (3,12) (4,10) (5,10) (6,22) (7,21) (7,15) (9,12) (11,13) (11,21) (14,20) (15,17) (15,21) (16,18) (18,22)\nQ: Is there a path between node 11 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1243"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 15 and node 24?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1244"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 9 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1245"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (0,1) (0,4) (1,3) (1,2) (1,4) (1,6) (2,3) (2,4) (2,5) (3,4) (3,6) (4,6) (5,6)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1246"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 3 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1247"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 3 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1248"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 15 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1249"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1250"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,20) (0,7) (0,19) (0,1) (0,14) (0,12) (0,15) (0,18) (0,4) (1,10) (1,5) (1,7) (1,2) (1,14) (1,12) (1,3) (1,15) (1,16) (1,4) (2,10) (2,5) (2,20) (2,7) (2,19) (2,14) (2,12) (2,15) (2,16) (2,17) (2,18) (2,4) (3,5) (3,20) (3,7) (3,19) (3,14) (3,16) (3,17) (3,18) (4,10) (4,5) (4,20) (4,7) (4,19) (4,14) (4,12) (4,15) (4,16) (4,17) (5,20) (5,7) (5,19) (5,14) (5,12) (5,16) (5,17) (5,18) (6,11) (6,8) (7,10) (7,19) (7,14) (7,12) (7,15) (7,16) (7,17) (7,18) (8,11) (9,21) (9,13) (10,19) (10,14) (10,12) (10,16) (10,18) (12,20) (12,19) (12,14) (12,15) (12,16) (12,17) (14,20) (14,19) (14,15) (14,16) (14,17) (15,20) (15,19) (15,16) (15,17) (15,18) (16,20) (16,19) (16,17) (16,18) (17,20) (17,19) (17,18) (18,19) (19,20)\nQ: Is there a path between node 14 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1251"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 30 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1252"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 16 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1253"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,6) (0,17) (0,4) (0,12) (0,16) (0,9) (1,14) (1,23) (1,18) (1,19) (1,3) (1,21) (2,14) (2,5) (2,11) (2,23) (2,22) (2,8) (2,18) (2,19) (2,3) (2,20) (3,14) (3,5) (3,23) (3,22) (3,8) (3,18) (3,19) (3,20) (3,21) (4,7) (4,15) (4,6) (4,17) (4,13) (4,10) (4,16) (5,14) (5,8) (5,18) (5,19) (5,21) (6,13) (6,10) (6,16) (6,9) (7,15) (7,13) (7,9) (8,14) (8,11) (8,23) (8,22) (8,18) (8,19) (8,20) (8,21) (9,15) (9,13) (9,12) (9,16) (10,15) (10,17) (10,13) (10,12) (11,14) (11,23) (11,22) (11,18) (11,19) (12,17) (12,16) (13,17) (13,16) (14,23) (14,19) (15,17) (16,17) (18,23) (18,22) (18,19) (18,21) (19,23) (19,22) (19,20) (20,23) (20,21) (21,23) (22,23)\nQ: Is there a path between node 19 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1254"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,23) (0,8) (1,6) (1,26) (1,11) (2,6) (2,11) (3,12) (3,19) (3,20) (4,13) (4,21) (4,17) (4,10) (4,6) (4,23) (4,8) (5,13) (5,7) (5,21) (5,17) (5,28) (5,6) (5,23) (5,8) (5,26) (5,24) (5,11) (6,13) (6,17) (6,10) (6,23) (6,24) (7,17) (7,28) (7,23) (8,21) (8,10) (9,15) (10,13) (10,21) (10,23) (10,11) (11,13) (11,17) (12,19) (12,14) (12,27) (12,15) (12,22) (13,17) (13,16) (14,22) (15,19) (16,17) (16,28) (16,24) (17,24) (18,19) (18,27) (19,27) (21,26) (21,24) (22,25) (23,28) (24,28) (25,27)\nQ: Is there a path between node 11 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1255"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 4 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1256"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 8 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1257"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 9 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1258"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 8 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1259"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 2 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1260"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 10 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1261"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 10 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1262"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 11 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1263"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1264"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 5 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1265"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 3 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1266"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1267"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (1,11) (1,9) (1,14) (2,5) (2,6) (3,11) (3,13) (4,11) (4,13) (4,15) (5,7) (5,6) (7,10) (8,11) (8,9) (9,14) (9,12) (11,13) (13,14) (13,15)\nQ: Is there a path between node 8 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1268"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 5 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1269"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,10) (0,1) (1,8) (1,3) (1,14) (3,5) (3,6) (3,9) (3,12) (4,9) (4,16) (6,7) (6,12) (7,14) (8,16) (8,14) (10,11) (10,14) (10,12) (11,14) (12,14)\nQ: Is there a path between node 8 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1270"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (0,6) (0,2) (0,3) (0,7) (0,5) (1,8) (1,6) (1,2) (1,3) (1,7) (1,5) (2,8) (2,6) (2,3) (2,7) (2,5) (3,8) (3,6) (3,7) (3,5) (5,8) (5,6) (5,7) (6,8) (6,7) (7,8)\nQ: Is there a path between node 6 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1271"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 13 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1272"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1273"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,3) (0,12) (0,6) (0,11) (1,16) (1,3) (1,12) (1,6) (1,11) (1,14) (1,10) (2,15) (2,7) (2,13) (2,5) (2,9) (2,4) (2,18) (3,17) (3,12) (3,11) (3,14) (4,15) (4,7) (4,5) (4,9) (4,8) (5,15) (5,13) (5,9) (5,8) (5,18) (6,16) (6,17) (6,12) (6,14) (6,10) (7,15) (7,13) (7,9) (7,18) (8,15) (8,9) (8,18) (9,13) (9,18) (10,16) (10,17) (10,12) (10,11) (11,16) (11,17) (11,12) (12,16) (12,17) (12,14) (13,15) (13,18) (14,16) (14,17) (15,18) (16,17)\nQ: Is there a path between node 4 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1274"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,25) (0,13) (0,3) (0,1) (1,11) (1,25) (1,13) (1,2) (1,3) (1,8) (2,21) (2,22) (2,25) (2,13) (2,3) (3,18) (3,22) (3,11) (3,13) (4,23) (4,14) (4,6) (4,12) (4,27) (4,15) (4,5) (4,16) (4,26) (4,20) (4,7) (4,19) (5,14) (5,6) (5,12) (5,27) (5,15) (5,16) (5,9) (5,20) (5,7) (6,23) (6,14) (6,12) (6,24) (6,15) (6,16) (6,9) (6,17) (6,26) (6,20) (6,7) (6,19) (7,23) (7,14) (7,12) (7,24) (7,10) (7,16) (7,9) (7,17) (7,26) (7,20) (7,19) (8,21) (8,18) (8,22) (8,11) (8,25) (8,13) (9,23) (9,12) (9,10) (9,16) (9,17) (9,26) (9,20) (10,23) (10,14) (10,12) (10,24) (10,27) (10,16) (10,17) (10,26) (10,19) (11,21) (11,22) (11,25) (11,13) (12,23) (12,14) (12,24) (12,27) (12,16) (12,26) (12,20) (12,19) (13,22) (13,25) (14,23) (14,24) (14,16) (14,26) (14,19) (15,24) (15,27) (15,16) (15,26) (16,23) (16,27) (16,17) (16,26) (16,20) (17,27) (17,26) (17,20) (17,19) (18,22) (19,23) (19,24) (19,27) (19,26) (19,20) (20,23) (20,26) (21,22) (21,25) (22,25) (23,24) (23,27) (24,27) (24,26) (26,27)\nQ: Is there a path between node 22 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1275"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 14 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1276"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1277"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 23 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1278"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 24 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1279"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1280"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 31 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1281"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 12 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1282"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 20 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1283"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 11 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1284"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1285"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,12) (0,4) (1,13) (1,3) (1,6) (1,9) (2,15) (2,14) (2,11) (4,7) (5,16) (5,6) (5,9) (6,13) (6,8) (10,13) (10,12) (11,15) (11,14)\nQ: Is there a path between node 9 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1286"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 22 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1287"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 6 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1288"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 7 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1289"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,10) (0,15) (0,21) (0,1) (0,7) (0,29) (0,24) (0,16) (0,23) (0,17) (1,26) (1,10) (1,15) (1,7) (1,28) (1,29) (1,12) (1,24) (1,16) (1,3) (1,23) (2,14) (2,27) (2,34) (3,26) (3,32) (3,15) (3,21) (3,7) (3,28) (3,29) (3,12) (3,24) (3,23) (3,17) (4,9) (4,14) (4,27) (4,31) (5,19) (5,22) (5,13) (5,20) (5,25) (5,30) (5,8) (5,33) (6,9) (6,27) (6,34) (6,31) (7,26) (7,32) (7,10) (7,15) (7,21) (7,29) (7,12) (7,24) (7,16) (7,23) (7,17) (8,19) (8,22) (8,13) (8,20) (8,25) (8,18) (8,30) (8,33) (9,14) (9,34) (10,32) (10,15) (10,21) (10,29) (10,24) (10,23) (10,17) (11,19) (11,22) (11,13) (11,25) (11,18) (11,30) (12,26) (12,32) (12,15) (12,21) (12,24) (12,16) (12,23) (13,19) (13,20) (13,25) (13,18) (13,33) (14,27) (14,31) (15,26) (15,21) (15,28) (15,24) (15,16) (15,23) (15,17) (16,26) (16,32) (16,23) (16,17) (17,26) (17,32) (17,21) (17,28) (17,24) (18,19) (18,22) (18,20) (18,30) (19,22) (19,20) (19,25) (19,30) (20,25) (20,30) (20,33) (21,26) (21,32) (21,28) (21,29) (22,25) (22,30) (22,33) (23,32) (23,28) (23,29) (23,24) (24,32) (24,28) (25,30) (25,33) (26,32) (26,28) (27,31) (28,29) (30,33)\nQ: Is there a path between node 1 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1290"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 23 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1291"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 8 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1292"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 8 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1293"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1294"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 19 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1295"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (0,6) (0,2) (0,3) (0,7) (0,5) (1,8) (1,6) (1,2) (1,3) (1,7) (1,5) (2,8) (2,6) (2,3) (2,7) (2,5) (3,8) (3,6) (3,7) (3,5) (5,8) (5,6) (5,7) (6,8) (6,7) (7,8)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1296"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 15 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1297"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 20 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1298"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,13) (0,24) (0,19) (0,5) (0,10) (0,4) (0,2) (0,21) (0,17) (0,23) (0,9) (0,20) (0,15) (0,22) (1,3) (1,18) (1,6) (1,14) (1,8) (1,11) (2,12) (2,7) (2,13) (2,24) (2,19) (2,5) (2,10) (2,4) (2,21) (2,17) (2,23) (2,9) (2,20) (2,15) (2,22) (3,18) (3,6) (3,14) (3,8) (3,11) (4,12) (4,7) (4,13) (4,24) (4,19) (4,5) (4,10) (4,21) (4,17) (4,23) (4,9) (4,20) (4,15) (4,22) (5,12) (5,7) (5,13) (5,24) (5,19) (5,10) (5,21) (5,17) (5,23) (5,9) (5,20) (5,15) (5,22) (6,18) (6,14) (6,8) (6,11) (7,12) (7,13) (7,24) (7,19) (7,10) (7,21) (7,17) (7,23) (7,9) (7,20) (7,15) (7,22) (8,18) (8,14) (8,11) (9,12) (9,13) (9,24) (9,19) (9,10) (9,21) (9,17) (9,23) (9,20) (9,15) (9,22) (10,12) (10,13) (10,24) (10,19) (10,21) (10,17) (10,23) (10,20) (10,15) (10,22) (11,18) (11,14) (12,13) (12,24) (12,19) (12,21) (12,17) (12,23) (12,20) (12,15) (12,22) (13,24) (13,19) (13,21) (13,17) (13,23) (13,20) (13,15) (13,22) (14,18) (15,24) (15,19) (15,21) (15,17) (15,23) (15,20) (15,22) (17,24) (17,19) (17,21) (17,23) (17,20) (17,22) (19,24) (19,21) (19,23) (19,20) (19,22) (20,24) (20,21) (20,23) (20,22) (21,24) (21,23) (21,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 14 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1299"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,12) (0,4) (1,13) (1,3) (1,6) (1,9) (2,15) (2,14) (2,11) (4,7) (5,16) (5,6) (5,9) (6,13) (6,8) (10,13) (10,12) (11,15) (11,14)\nQ: Is there a path between node 16 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1300"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 21 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1301"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 1 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1302"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1303"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 16 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1304"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,10) (0,1) (1,8) (1,3) (1,14) (3,5) (3,6) (3,9) (3,12) (4,9) (4,16) (6,7) (6,12) (7,14) (8,16) (8,14) (10,11) (10,14) (10,12) (11,14) (12,14)\nQ: Is there a path between node 6 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1305"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 12 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1306"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 9 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1307"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 20 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1308"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 7 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1309"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 2 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1310"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 9 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1311"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,11) (1,9) (1,19) (1,31) (1,20) (2,15) (2,11) (2,27) (2,29) (2,16) (2,31) (3,8) (3,4) (3,12) (3,18) (3,17) (3,10) (3,25) (3,31) (3,20) (4,30) (4,24) (4,19) (5,26) (5,23) (6,13) (7,15) (7,9) (7,30) (7,12) (7,16) (7,19) (7,10) (7,25) (8,15) (8,11) (8,30) (8,24) (8,10) (8,31) (9,11) (9,30) (9,27) (9,29) (9,10) (10,15) (10,30) (10,12) (10,18) (10,19) (10,17) (10,14) (11,30) (11,29) (11,19) (12,15) (12,19) (12,14) (12,20) (13,28) (14,27) (14,24) (14,20) (15,27) (15,18) (15,25) (15,20) (16,29) (16,24) (16,19) (17,29) (17,19) (17,31) (18,30) (18,24) (18,19) (18,31) (19,30) (19,25) (21,28) (21,23) (22,23) (25,27) (25,31) (26,28) (29,31)\nQ: Is there a path between node 29 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1312"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1313"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,15) (0,25) (0,31) (0,23) (0,14) (1,28) (1,20) (1,12) (1,21) (1,19) (1,24) (1,27) (1,13) (1,6) (2,20) (2,22) (2,21) (2,19) (2,13) (2,6) (3,15) (3,4) (3,25) (3,23) (4,9) (4,15) (4,14) (5,8) (5,17) (5,10) (5,26) (5,7) (5,16) (6,20) (6,21) (6,19) (6,27) (6,13) (7,17) (7,16) (7,29) (8,17) (9,11) (9,15) (9,31) (9,23) (9,14) (10,17) (11,15) (11,30) (11,23) (11,14) (12,20) (12,22) (12,19) (12,27) (12,13) (12,18) (13,28) (13,22) (13,21) (13,24) (13,27) (13,18) (14,15) (14,25) (14,31) (14,23) (15,25) (15,30) (15,23) (16,26) (17,26) (17,29) (18,28) (18,20) (18,22) (18,21) (18,19) (18,24) (18,27) (19,22) (19,21) (19,24) (19,27) (20,28) (20,22) (20,21) (20,24) (20,27) (21,28) (21,22) (21,24) (22,24) (22,27) (23,30) (23,31) (24,28) (25,31) (27,28) (30,31)\nQ: Is there a path between node 8 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1314"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 30 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1315"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 13 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1316"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 12 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1317"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,3) (0,12) (0,6) (0,11) (1,16) (1,3) (1,12) (1,6) (1,11) (1,14) (1,10) (2,15) (2,7) (2,13) (2,5) (2,9) (2,4) (2,18) (3,17) (3,12) (3,11) (3,14) (4,15) (4,7) (4,5) (4,9) (4,8) (5,15) (5,13) (5,9) (5,8) (5,18) (6,16) (6,17) (6,12) (6,14) (6,10) (7,15) (7,13) (7,9) (7,18) (8,15) (8,9) (8,18) (9,13) (9,18) (10,16) (10,17) (10,12) (10,11) (11,16) (11,17) (11,12) (12,16) (12,17) (12,14) (13,15) (13,18) (14,16) (14,17) (15,18) (16,17)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1318"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 13 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1319"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 6 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1320"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 12 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1321"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 21 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1322"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,12) (0,24) (0,18) (0,19) (0,30) (0,1) (0,21) (0,9) (0,5) (0,6) (0,7) (0,2) (1,22) (1,24) (1,18) (1,19) (1,30) (1,21) (1,9) (1,5) (1,6) (1,11) (1,7) (1,31) (1,2) (2,12) (2,24) (2,18) (2,19) (2,21) (2,5) (2,6) (2,11) (2,7) (2,31) (3,26) (3,16) (3,4) (3,28) (3,13) (3,20) (4,26) (4,16) (4,8) (4,28) (5,12) (5,24) (5,30) (5,21) (5,9) (5,11) (5,7) (5,31) (6,22) (6,12) (6,24) (6,30) (6,21) (6,9) (6,11) (6,7) (7,12) (7,18) (7,30) (7,9) (7,11) (7,31) (8,26) (8,16) (8,28) (9,22) (9,12) (9,24) (9,18) (9,19) (9,30) (9,11) (9,31) (10,25) (10,14) (10,29) (10,32) (10,15) (10,23) (11,22) (11,12) (11,24) (11,18) (11,30) (11,21) (12,24) (12,30) (12,21) (12,31) (13,26) (13,28) (14,27) (14,17) (14,29) (14,32) (14,15) (15,25) (15,27) (15,17) (15,29) (15,32) (15,23) (16,26) (17,29) (18,22) (18,24) (18,19) (18,21) (19,22) (19,30) (19,21) (20,26) (21,22) (21,24) (21,31) (22,24) (23,25) (23,27) (23,32) (24,30) (24,31) (25,27) (25,29) (25,32) (26,28) (27,29) (27,32) (30,31)\nQ: Is there a path between node 18 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1323"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 14 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1324"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (3,5)\nQ: Is there a path between node 2 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1325"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 1 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1326"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 15 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1327"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (1,11) (1,9) (1,14) (2,5) (2,6) (3,11) (3,13) (4,11) (4,13) (4,15) (5,7) (5,6) (7,10) (8,11) (8,9) (9,14) (9,12) (11,13) (13,14) (13,15)\nQ: Is there a path between node 1 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1328"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 16 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1329"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 9 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1330"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,2) (0,1) (1,6) (1,3) (1,2) (2,6) (2,3) (3,6) (4,5)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1331"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 3 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1332"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (3,8) (3,9) (4,5) (8,9)\nQ: Is there a path between node 9 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1333"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 25 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1334"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1335"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 3 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1336"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 20 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1337"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 6 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1338"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 12 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1339"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 19 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1340"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 8 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1341"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 19 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1342"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 6 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1343"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 22 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1344"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1345"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 3 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1346"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 10 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1347"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,12) (0,4) (1,13) (1,3) (1,6) (1,9) (2,15) (2,14) (2,11) (4,7) (5,16) (5,6) (5,9) (6,13) (6,8) (10,13) (10,12) (11,15) (11,14)\nQ: Is there a path between node 6 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1348"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1349"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 1 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1350"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,17) (0,10) (0,5) (0,4) (0,16) (0,19) (0,20) (0,7) (0,8) (0,15) (0,1) (0,18) (0,9) (0,12) (1,13) (1,17) (1,10) (1,5) (1,4) (1,16) (1,19) (1,20) (1,7) (1,8) (1,15) (1,18) (1,9) (1,12) (2,11) (2,21) (2,3) (2,14) (3,11) (3,21) (3,14) (4,13) (4,17) (4,10) (4,5) (4,16) (4,19) (4,20) (4,7) (4,8) (4,15) (4,18) (4,9) (4,12) (5,13) (5,17) (5,10) (5,16) (5,19) (5,20) (5,7) (5,8) (5,15) (5,18) (5,9) (5,12) (7,13) (7,17) (7,10) (7,16) (7,19) (7,20) (7,8) (7,15) (7,18) (7,9) (7,12) (8,13) (8,17) (8,10) (8,16) (8,19) (8,20) (8,15) (8,18) (8,9) (8,12) (9,13) (9,17) (9,10) (9,16) (9,19) (9,20) (9,15) (9,18) (9,12) (10,13) (10,17) (10,16) (10,19) (10,20) (10,15) (10,18) (10,12) (11,21) (11,14) (12,13) (12,17) (12,16) (12,19) (12,20) (12,15) (12,18) (13,17) (13,16) (13,19) (13,20) (13,15) (13,18) (14,21) (15,17) (15,16) (15,19) (15,20) (15,18) (16,17) (16,19) (16,20) (16,18) (17,19) (17,20) (17,18) (18,19) (18,20) (19,20)\nQ: Is there a path between node 2 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1351"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,24) (0,5) (0,12) (0,26) (0,14) (0,16) (0,21) (0,9) (0,1) (0,28) (0,25) (1,3) (1,18) (1,24) (1,5) (1,12) (1,26) (1,14) (1,16) (1,21) (1,2) (1,23) (1,20) (1,28) (1,25) (2,3) (2,18) (2,10) (2,24) (2,5) (2,12) (2,26) (2,14) (2,16) (2,9) (2,23) (2,20) (2,28) (2,7) (2,25) (2,22) (2,13) (3,18) (3,24) (3,12) (3,26) (3,16) (3,9) (3,19) (3,7) (3,25) (3,22) (4,11) (4,27) (4,17) (4,15) (4,8) (5,18) (5,24) (5,12) (5,26) (5,14) (5,16) (5,21) (5,9) (5,23) (5,19) (5,20) (5,7) (5,13) (6,11) (6,27) (6,29) (6,15) (6,8) (7,18) (7,10) (7,12) (7,26) (7,14) (7,16) (7,21) (7,9) (7,20) (7,25) (7,22) (7,13) (8,11) (8,27) (8,29) (8,17) (8,15) (9,18) (9,10) (9,24) (9,16) (9,21) (9,19) (9,20) (9,28) (9,25) (9,13) (10,18) (10,24) (10,12) (10,26) (10,14) (10,16) (10,23) (10,20) (10,28) (10,25) (10,22) (10,13) (11,27) (11,29) (12,18) (12,24) (12,16) (12,21) (12,23) (12,20) (12,28) (12,22) (12,13) (13,18) (13,24) (13,26) (13,14) (13,16) (13,21) (13,23) (13,20) (13,28) (13,25) (13,22) (14,26) (14,16) (14,21) (14,23) (14,19) (14,20) (14,28) (14,25) (15,27) (15,17) (16,18) (16,24) (16,26) (16,20) (16,25) (16,22) (17,29) (18,24) (18,26) (18,23) (18,19) (18,20) (18,25) (18,22) (19,21) (19,23) (19,28) (19,25) (20,26) (20,23) (20,28) (20,25) (20,22) (21,26) (21,23) (21,28) (21,22) (22,26) (22,23) (22,25) (23,24) (23,26) (24,26) (24,28) (25,26)\nQ: Is there a path between node 15 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1352"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 11 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1353"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (1,12) (1,19) (2,13) (3,20) (3,11) (4,7) (4,16) (4,18) (5,17) (5,7) (6,15) (6,20) (6,11) (7,20) (7,11) (8,12) (8,13) (8,19) (11,17) (11,15) (12,19) (16,17) (16,20) (17,20) (18,20)\nQ: Is there a path between node 1 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1354"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1355"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 7 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1356"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 16 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1357"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,13) (0,12) (0,9) (0,18) (0,24) (0,5) (0,20) (0,21) (0,7) (0,3) (0,23) (1,2) (1,13) (1,16) (1,12) (1,18) (1,24) (1,20) (1,4) (1,7) (1,3) (1,19) (1,23) (2,13) (2,16) (2,12) (2,9) (2,11) (2,18) (2,24) (2,5) (2,20) (2,4) (2,21) (2,7) (2,3) (2,23) (3,13) (3,16) (3,12) (3,9) (3,11) (3,24) (3,5) (3,20) (3,21) (3,7) (3,19) (3,23) (4,10) (4,16) (4,12) (4,11) (4,18) (4,24) (4,5) (4,20) (4,21) (4,7) (4,19) (4,23) (5,13) (5,12) (5,11) (5,18) (5,24) (5,20) (5,21) (5,7) (5,23) (6,15) (6,25) (6,22) (6,8) (7,13) (7,12) (7,9) (7,11) (7,18) (7,20) (7,21) (7,19) (8,17) (8,15) (8,22) (8,14) (9,10) (9,13) (9,16) (9,11) (9,18) (9,21) (9,19) (9,23) (10,13) (10,12) (10,11) (10,24) (10,20) (10,21) (10,19) (10,23) (11,13) (11,16) (11,24) (11,20) (11,21) (11,19) (11,23) (12,13) (12,16) (12,18) (12,24) (12,20) (12,21) (12,19) (12,23) (13,16) (13,24) (13,21) (13,23) (14,17) (14,15) (14,22) (15,17) (15,25) (15,22) (16,18) (16,24) (16,21) (16,23) (17,25) (17,22) (18,20) (18,21) (18,19) (18,23) (19,20) (19,23) (20,24) (20,21) (21,23) (22,25) (23,24)\nQ: Is there a path between node 15 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1358"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 8 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1359"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 9 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1360"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1361"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,14) (0,1) (0,22) (0,16) (0,19) (0,5) (0,10) (0,20) (0,11) (0,24) (0,13) (1,21) (1,9) (1,3) (1,14) (1,22) (1,10) (1,20) (1,12) (1,11) (1,24) (1,13) (1,23) (2,8) (2,4) (2,18) (2,15) (3,9) (3,14) (3,16) (3,19) (3,7) (3,6) (3,5) (3,10) (3,11) (4,8) (4,17) (4,18) (4,15) (5,9) (5,14) (5,22) (5,7) (5,6) (5,10) (5,20) (5,12) (5,11) (5,13) (5,23) (6,21) (6,9) (6,22) (6,19) (6,7) (6,20) (6,12) (6,11) (6,13) (6,23) (7,21) (7,9) (7,14) (7,16) (7,19) (7,10) (7,20) (7,12) (7,11) (7,24) (7,13) (7,23) (8,17) (8,18) (8,15) (9,21) (9,16) (9,10) (9,20) (9,12) (9,11) (9,24) (9,13) (9,23) (10,22) (10,19) (10,12) (10,11) (10,13) (10,23) (11,21) (11,22) (11,19) (11,20) (11,12) (11,24) (11,13) (11,23) (12,21) (12,14) (12,22) (12,20) (12,24) (12,13) (12,23) (13,21) (13,14) (13,22) (13,16) (13,20) (13,23) (14,21) (14,16) (14,20) (14,24) (14,23) (15,18) (16,21) (16,22) (16,19) (16,20) (16,24) (16,23) (17,18) (19,21) (19,20) (19,24) (19,23) (20,21) (20,24) (20,23) (21,24) (21,23) (22,23) (23,24)\nQ: Is there a path between node 4 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1362"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 13 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1363"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 6 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1364"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 9 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1365"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,10) (0,1) (1,8) (1,3) (1,14) (3,5) (3,6) (3,9) (3,12) (4,9) (4,16) (6,7) (6,12) (7,14) (8,16) (8,14) (10,11) (10,14) (10,12) (11,14) (12,14)\nQ: Is there a path between node 7 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1366"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,7) (0,6) (0,2) (0,4) (0,8) (0,9) (1,10) (2,3) (2,5) (2,7) (2,6) (2,4) (2,8) (2,9) (2,11) (3,5) (3,4) (3,8) (3,11) (4,5) (4,6) (4,9) (4,11) (5,6) (5,8) (5,9) (6,7) (6,8) (6,9) (6,11) (7,8) (7,11) (8,9) (9,11)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1367"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 12 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1368"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,11) (0,17) (0,1) (0,2) (0,12) (0,6) (0,18) (0,7) (0,15) (1,19) (1,8) (1,9) (1,11) (1,2) (1,12) (1,6) (1,7) (1,15) (2,19) (2,4) (2,9) (2,11) (2,17) (2,12) (2,6) (2,18) (2,15) (3,5) (3,13) (3,10) (4,19) (4,8) (4,9) (4,11) (4,17) (4,12) (4,6) (4,7) (4,15) (5,13) (5,10) (6,9) (6,11) (6,12) (6,18) (7,19) (7,8) (7,9) (7,11) (7,17) (7,15) (8,19) (8,11) (8,17) (8,12) (9,17) (9,12) (9,18) (10,13) (11,17) (11,15) (12,19) (12,17) (12,18) (12,15) (14,20) (14,21) (15,17) (15,18) (17,19) (17,18) (18,19) (20,21)\nQ: Is there a path between node 5 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1369"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 19 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1370"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 15 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1371"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 8 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1372"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 22 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1373"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1374"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 10 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1375"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,11) (1,9) (1,19) (1,31) (1,20) (2,15) (2,11) (2,27) (2,29) (2,16) (2,31) (3,8) (3,4) (3,12) (3,18) (3,17) (3,10) (3,25) (3,31) (3,20) (4,30) (4,24) (4,19) (5,26) (5,23) (6,13) (7,15) (7,9) (7,30) (7,12) (7,16) (7,19) (7,10) (7,25) (8,15) (8,11) (8,30) (8,24) (8,10) (8,31) (9,11) (9,30) (9,27) (9,29) (9,10) (10,15) (10,30) (10,12) (10,18) (10,19) (10,17) (10,14) (11,30) (11,29) (11,19) (12,15) (12,19) (12,14) (12,20) (13,28) (14,27) (14,24) (14,20) (15,27) (15,18) (15,25) (15,20) (16,29) (16,24) (16,19) (17,29) (17,19) (17,31) (18,30) (18,24) (18,19) (18,31) (19,30) (19,25) (21,28) (21,23) (22,23) (25,27) (25,31) (26,28) (29,31)\nQ: Is there a path between node 2 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1376"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 4 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1377"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 17 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1378"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,3) (0,5) (1,2) (1,8) (1,7) (2,8) (2,7) (3,11) (3,9) (3,13) (5,11) (5,12) (10,11) (11,12) (12,13)\nQ: Is there a path between node 1 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1379"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 4 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1380"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 10 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1381"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 21 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1382"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 1 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1383"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 7 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1384"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 8 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1385"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 24 and node 28?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1386"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1387"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,20) (0,8) (0,31) (0,22) (1,4) (1,24) (1,19) (1,16) (1,5) (1,2) (1,8) (1,18) (1,27) (2,4) (2,19) (2,12) (2,17) (2,21) (2,31) (2,22) (3,25) (3,20) (3,14) (3,31) (3,22) (3,27) (4,7) (4,21) (4,26) (4,27) (5,11) (5,24) (5,20) (5,19) (5,12) (5,16) (5,17) (5,21) (5,9) (5,22) (6,15) (7,24) (7,20) (7,19) (7,16) (7,29) (7,17) (7,21) (7,14) (7,9) (7,8) (7,18) (7,22) (7,30) (8,20) (8,12) (8,14) (9,20) (9,16) (9,14) (9,18) (9,26) (9,23) (10,15) (11,25) (11,28) (11,20) (11,21) (11,26) (12,28) (12,24) (12,20) (12,29) (12,14) (12,18) (12,26) (12,22) (12,27) (12,23) (14,24) (14,16) (14,18) (14,31) (16,25) (16,26) (16,31) (16,23) (17,31) (17,27) (18,25) (18,28) (18,24) (18,21) (18,26) (18,27) (19,29) (19,21) (19,22) (20,25) (20,21) (20,26) (21,24) (21,29) (21,31) (21,23) (22,29) (22,26) (22,23) (23,25) (23,26) (24,25) (24,26) (24,30) (25,29) (25,31) (26,29) (26,31) (27,28) (27,31) (28,29) (29,31) (29,30) (30,31)\nQ: Is there a path between node 2 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1388"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 18 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1389"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 9 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1390"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,9) (0,2) (0,5) (0,10) (0,1) (1,4) (1,9) (1,2) (1,5) (1,10) (2,4) (2,9) (2,5) (2,10) (3,11) (3,8) (3,12) (3,7) (3,6) (4,9) (4,5) (4,10) (5,9) (5,10) (6,11) (6,8) (6,12) (6,7) (7,11) (7,8) (7,12) (8,11) (8,12) (9,10) (11,12)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1391"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 0 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1392"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1393"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 10 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1394"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1395"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 14 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1396"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 16 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1397"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 30 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1398"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 0 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1399"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 4 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1400"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 25 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1401"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,28) (0,1) (0,22) (0,20) (0,15) (0,18) (0,2) (0,5) (0,10) (0,8) (0,14) (0,6) (1,27) (1,12) (1,19) (1,28) (1,25) (1,29) (1,22) (1,4) (1,7) (1,15) (1,18) (1,3) (1,2) (1,24) (1,5) (1,11) (1,14) (1,13) (1,6) (2,12) (2,19) (2,28) (2,29) (2,4) (2,15) (2,16) (2,18) (2,3) (2,10) (2,13) (2,21) (2,6) (3,27) (3,19) (3,28) (3,20) (3,4) (3,7) (3,16) (3,18) (3,9) (3,24) (3,5) (3,11) (3,10) (3,8) (3,14) (3,23) (3,21) (3,6) (4,27) (4,12) (4,19) (4,28) (4,25) (4,20) (4,7) (4,15) (4,16) (4,5) (4,8) (4,14) (4,13) (4,21) (4,6) (5,27) (5,12) (5,19) (5,28) (5,25) (5,29) (5,22) (5,20) (5,7) (5,15) (5,16) (5,24) (5,11) (5,10) (5,8) (5,14) (5,23) (5,13) (5,21) (5,6) (6,27) (6,12) (6,28) (6,25) (6,29) (6,22) (6,20) (6,7) (6,16) (6,18) (6,9) (6,24) (6,8) (6,14) (6,21) (7,19) (7,25) (7,29) (7,22) (7,20) (7,15) (7,16) (7,24) (7,11) (7,10) (7,14) (7,23) (7,21) (8,27) (8,12) (8,19) (8,29) (8,22) (8,20) (8,15) (8,16) (8,9) (8,24) (8,11) (8,10) (8,14) (8,13) (9,12) (9,19) (9,25) (9,22) (9,20) (9,18) (9,24) (9,11) (9,10) (9,14) (9,23) (9,13) (9,21) (10,27) (10,12) (10,19) (10,28) (10,25) (10,29) (10,16) (10,18) (10,24) (10,14) (10,23) (10,13) (10,21) (11,27) (11,12) (11,25) (11,22) (11,20) (11,18) (11,24) (12,19) (12,28) (12,29) (12,22) (12,15) (12,16) (12,18) (12,14) (12,23) (12,13) (12,21) (13,27) (13,28) (13,25) (13,29) (13,22) (13,20) (13,15) (13,18) (13,24) (14,19) (14,28) (14,25) (14,29) (14,15) (14,16) (14,18) (14,24) (14,23) (15,27) (15,28) (15,25) (15,29) (15,20) (15,18) (15,23) (15,21) (16,27) (16,19) (16,28) (16,25) (16,29) (16,22) (16,20) (16,18) (16,24) (16,21) (18,19) (18,28) (18,29) (18,22) (18,20) (18,24) (18,23) (18,21) (19,27) (19,28) (19,25) (19,29) (19,22) (19,20) (19,24) (19,23) (19,21) (20,27) (20,28) (20,29) (20,22) (20,23) (20,21) (21,27) (21,28) (21,24) (21,23) (22,27) (22,28) (22,29) (22,23) (23,27) (23,28) (23,25) (23,29) (24,27) (24,28) (24,25) (24,29) (25,27) (25,29) (27,28) (27,29)\nQ: Is there a path between node 17 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1402"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 21 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1403"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 13 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1404"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 16 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1405"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 5 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1406"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1407"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 12 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1408"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 5 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1409"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 18 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1410"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (1,12) (1,15) (2,9) (2,6) (3,10) (3,17) (3,15) (5,7) (6,10) (6,9) (6,11) (7,13) (8,17) (8,16) (10,15) (11,12) (15,17)\nQ: Is there a path between node 8 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1411"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 17 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1412"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 23 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1413"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1414"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 10 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1415"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 11 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1416"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 9 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1417"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 6 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1418"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 6 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1419"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 5 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1420"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 16 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1421"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1422"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,5)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1423"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 22 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1424"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 11 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1425"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (1,27) (1,24) (1,21) (1,3) (2,10) (2,22) (2,6) (2,18) (2,25) (2,12) (3,19) (3,27) (3,24) (4,10) (4,6) (4,18) (4,25) (5,28) (5,16) (6,10) (6,13) (6,25) (6,12) (6,9) (7,28) (8,10) (8,14) (8,18) (8,29) (8,25) (8,23) (9,13) (9,14) (10,29) (10,25) (12,22) (12,18) (12,17) (13,29) (13,26) (14,20) (14,17) (15,19) (17,25) (18,20) (18,25) (20,29) (20,26) (20,23) (21,27) (21,24) (23,26) (23,25) (24,27) (26,29)\nQ: Is there a path between node 18 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1426"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1427"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,2) (0,4) (0,5) (0,15) (0,7) (1,9) (1,13) (1,12) (1,3) (2,14) (2,10) (2,4) (2,8) (2,15) (2,7) (3,9) (3,13) (3,12) (3,11) (4,14) (4,6) (4,10) (4,8) (4,15) (5,6) (5,8) (5,7) (6,14) (6,8) (6,15) (7,14) (7,10) (7,8) (7,15) (8,14) (8,10) (8,15) (9,13) (9,12) (9,11) (10,14) (10,15) (11,13) (11,12) (12,13) (14,15)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1428"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 5 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1429"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (0,12) (0,11) (0,10) (0,3) (0,17) (0,21) (0,27) (0,15) (0,23) (0,31) (0,29) (0,2) (0,8) (0,9) (0,14) (0,18) (1,5) (1,26) (1,13) (1,20) (1,32) (1,7) (2,19) (2,4) (2,28) (2,22) (2,16) (2,12) (2,10) (2,3) (2,17) (2,21) (2,27) (2,15) (2,23) (2,31) (2,29) (2,8) (2,9) (2,14) (2,18) (3,4) (3,22) (3,16) (3,12) (3,10) (3,17) (3,21) (3,27) (3,23) (3,31) (3,29) (3,6) (3,9) (3,14) (3,18) (4,16) (4,12) (4,11) (4,17) (4,21) (4,15) (4,30) (4,23) (4,29) (4,6) (4,8) (4,9) (4,18) (5,26) (5,13) (5,25) (5,24) (5,32) (5,7) (6,19) (6,22) (6,12) (6,11) (6,10) (6,17) (6,21) (6,27) (6,15) (6,30) (6,23) (6,31) (6,29) (6,9) (6,14) (7,26) (7,25) (7,32) (8,19) (8,28) (8,10) (8,17) (8,27) (8,15) (8,30) (8,23) (9,19) (9,28) (9,22) (9,16) (9,12) (9,10) (9,17) (9,21) (9,15) (9,30) (9,23) (9,29) (9,18) (10,19) (10,28) (10,22) (10,12) (10,11) (10,17) (10,21) (10,27) (10,15) (10,30) (10,23) (10,31) (10,29) (10,14) (10,18) (11,16) (11,12) (11,17) (11,21) (11,27) (11,15) (11,30) (11,31) (11,29) (11,14) (11,18) (12,19) (12,28) (12,22) (12,17) (12,27) (12,15) (12,30) (12,23) (12,31) (12,29) (12,14) (12,18) (13,26) (13,25) (13,20) (13,32) (14,28) (14,16) (14,17) (14,21) (14,27) (14,15) (14,31) (14,29) (14,18) (15,19) (15,22) (15,16) (15,17) (15,21) (15,27) (15,30) (15,23) (15,31) (15,29) (15,18) (16,19) (16,28) (16,22) (16,17) (16,21) (16,27) (16,30) (16,31) (16,18) (17,22) (17,21) (17,30) (17,31) (17,29) (17,18) (18,19) (18,28) (18,22) (18,21) (18,27) (18,29) (19,28) (19,22) (19,21) (19,30) (19,31) (19,29) (20,32) (21,28) (21,22) (21,27) (21,29) (22,28) (22,30) (22,23) (22,31) (22,29) (23,28) (23,27) (23,30) (23,31) (23,29) (24,26) (24,25) (25,26) (25,32) (26,32) (27,28) (27,30) (27,29) (28,30) (28,31) (28,29) (29,30) (29,31)\nQ: Is there a path between node 10 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1430"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 0 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1431"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 12 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1432"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 10 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1433"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 22 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1434"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 18 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1435"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (1,11) (1,5) (1,8) (2,14) (2,10) (2,6) (2,3) (2,13) (2,4) (3,7) (3,14) (3,6) (3,12) (3,13) (3,4) (4,9) (4,7) (4,10) (4,12) (4,13) (5,11) (5,8) (6,7) (6,10) (6,12) (6,13) (7,9) (7,14) (7,10) (7,13) (8,11) (10,14) (10,12) (10,13) (12,14) (12,13) (13,14)\nQ: Is there a path between node 0 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1436"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1437"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 8 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1438"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 6 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1439"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 3 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1440"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1441"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1442"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1443"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1444"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1445"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 10 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1446"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 19 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1447"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (1,11) (1,9) (1,14) (2,5) (2,6) (3,11) (3,13) (4,11) (4,13) (4,15) (5,7) (5,6) (7,10) (8,11) (8,9) (9,14) (9,12) (11,13) (13,14) (13,15)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1448"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 8 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1449"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 5 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1450"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1451"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1452"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1453"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 15 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1454"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 11 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1455"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 12 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1456"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (3,5)\nQ: Is there a path between node 1 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1457"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1458"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 21 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1459"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,15) (0,25) (0,14) (0,7) (0,2) (0,9) (0,5) (1,26) (1,15) (1,25) (1,7) (1,6) (1,2) (1,20) (1,22) (2,25) (2,19) (2,14) (2,4) (3,12) (3,16) (4,15) (4,7) (4,6) (4,8) (5,26) (5,20) (5,8) (5,9) (5,22) (5,13) (6,19) (6,17) (6,7) (6,20) (6,22) (7,19) (7,17) (7,9) (8,19) (9,26) (9,14) (9,24) (11,12) (12,21) (12,18) (12,16) (13,17) (13,22) (14,26) (14,22) (15,19) (15,20) (16,21) (18,23) (19,20) (19,22) (25,26)\nQ: Is there a path between node 2 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1460"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 18 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1461"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 13 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1462"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 14 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1463"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 15 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1464"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1465"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1466"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1467"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 13 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1468"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,2) (0,8) (1,6) (2,3) (3,6) (3,7) (4,6) (4,5) (5,8) (7,8)\nQ: Is there a path between node 0 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1469"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 10 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1470"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 21 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1471"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,11) (0,17) (0,1) (0,2) (0,12) (0,6) (0,18) (0,7) (0,15) (1,19) (1,8) (1,9) (1,11) (1,2) (1,12) (1,6) (1,7) (1,15) (2,19) (2,4) (2,9) (2,11) (2,17) (2,12) (2,6) (2,18) (2,15) (3,5) (3,13) (3,10) (4,19) (4,8) (4,9) (4,11) (4,17) (4,12) (4,6) (4,7) (4,15) (5,13) (5,10) (6,9) (6,11) (6,12) (6,18) (7,19) (7,8) (7,9) (7,11) (7,17) (7,15) (8,19) (8,11) (8,17) (8,12) (9,17) (9,12) (9,18) (10,13) (11,17) (11,15) (12,19) (12,17) (12,18) (12,15) (14,20) (14,21) (15,17) (15,18) (17,19) (17,18) (18,19) (20,21)\nQ: Is there a path between node 12 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1472"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 1 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1473"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 11 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1474"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,19) (1,11) (2,4) (2,13) (3,17) (3,10) (3,11) (5,8) (5,13) (6,10) (6,12) (7,18) (7,9) (10,17) (10,12) (11,12) (12,17) (13,16) (13,15) (14,18)\nQ: Is there a path between node 7 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1475"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (0,11) (0,8) (0,2) (0,12) (0,9) (0,1) (1,4) (1,3) (1,6) (1,11) (1,8) (1,7) (1,10) (1,2) (1,12) (2,3) (2,6) (2,11) (2,8) (2,9) (3,6) (3,11) (3,8) (3,7) (3,10) (3,9) (4,6) (4,11) (4,8) (4,7) (4,10) (4,12) (4,9) (6,8) (6,10) (7,10) (7,12) (7,9) (8,11) (8,10) (8,12) (9,10) (10,12)\nQ: Is there a path between node 5 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1476"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,10) (0,23) (0,3) (0,9) (0,26) (1,8) (1,20) (1,6) (1,4) (1,19) (1,16) (1,13) (1,24) (2,8) (2,20) (2,4) (2,19) (2,16) (2,13) (2,24) (2,12) (3,10) (3,9) (3,21) (3,22) (4,6) (4,19) (4,13) (4,24) (4,12) (5,15) (5,25) (5,11) (5,7) (6,8) (6,20) (6,19) (6,16) (6,13) (6,24) (7,15) (7,25) (7,14) (8,19) (8,13) (8,24) (8,12) (9,18) (9,23) (10,18) (10,23) (10,21) (10,26) (11,15) (11,17) (11,25) (12,20) (12,19) (12,16) (12,24) (13,20) (13,19) (13,16) (13,24) (14,17) (14,25) (15,17) (15,25) (16,20) (16,24) (17,25) (18,21) (18,22) (19,20) (19,24) (20,24) (21,23) (22,23) (22,26) (23,26)\nQ: Is there a path between node 10 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1477"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1478"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1479"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 6 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1480"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 15 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1481"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1482"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,8) (0,5) (0,4) (0,25) (0,22) (0,16) (0,24) (0,21) (2,15) (2,23) (2,26) (2,10) (2,3) (2,11) (2,6) (2,27) (3,15) (3,23) (3,14) (3,26) (3,10) (3,11) (3,27) (4,8) (4,13) (4,5) (4,20) (4,18) (4,7) (4,22) (4,16) (4,24) (5,8) (5,13) (5,20) (5,7) (5,22) (5,24) (5,21) (6,15) (6,23) (6,14) (6,26) (6,10) (6,11) (6,27) (7,12) (7,20) (7,25) (7,16) (7,21) (8,12) (8,20) (8,25) (8,16) (8,24) (10,15) (10,23) (10,14) (10,26) (10,19) (10,11) (10,27) (11,15) (11,23) (11,26) (11,27) (12,16) (12,24) (12,21) (13,20) (13,18) (13,25) (13,22) (13,16) (13,24) (13,21) (14,15) (14,26) (15,26) (15,27) (16,22) (16,24) (16,21) (18,25) (18,22) (18,21) (19,23) (19,26) (19,27) (20,25) (20,24) (21,25) (21,24) (22,25) (22,24) (23,26) (23,27) (24,25) (26,27)\nQ: Is there a path between node 19 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1483"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 2 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1484"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,15) (0,25) (0,31) (0,23) (0,14) (1,28) (1,20) (1,12) (1,21) (1,19) (1,24) (1,27) (1,13) (1,6) (2,20) (2,22) (2,21) (2,19) (2,13) (2,6) (3,15) (3,4) (3,25) (3,23) (4,9) (4,15) (4,14) (5,8) (5,17) (5,10) (5,26) (5,7) (5,16) (6,20) (6,21) (6,19) (6,27) (6,13) (7,17) (7,16) (7,29) (8,17) (9,11) (9,15) (9,31) (9,23) (9,14) (10,17) (11,15) (11,30) (11,23) (11,14) (12,20) (12,22) (12,19) (12,27) (12,13) (12,18) (13,28) (13,22) (13,21) (13,24) (13,27) (13,18) (14,15) (14,25) (14,31) (14,23) (15,25) (15,30) (15,23) (16,26) (17,26) (17,29) (18,28) (18,20) (18,22) (18,21) (18,19) (18,24) (18,27) (19,22) (19,21) (19,24) (19,27) (20,28) (20,22) (20,21) (20,24) (20,27) (21,28) (21,22) (21,24) (22,24) (22,27) (23,30) (23,31) (24,28) (25,31) (27,28) (30,31)\nQ: Is there a path between node 3 and node 31?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1485"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 16 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1486"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 3 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1487"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,9) (0,4) (0,14) (0,6) (0,10) (0,12) (0,2) (1,13) (1,11) (1,3) (1,5) (1,7) (1,16) (1,8) (1,17) (2,15) (2,9) (2,4) (2,14) (2,6) (2,10) (2,12) (3,13) (3,11) (3,5) (3,7) (3,16) (3,8) (3,17) (4,15) (4,9) (4,14) (4,6) (4,10) (4,12) (5,13) (5,11) (5,7) (5,16) (5,8) (5,17) (6,15) (6,9) (6,14) (6,10) (6,12) (7,13) (7,11) (7,16) (7,8) (7,17) (8,13) (8,11) (8,16) (8,17) (9,15) (9,14) (9,10) (9,12) (10,15) (10,14) (10,12) (11,13) (11,16) (11,17) (12,15) (12,14) (13,16) (13,17) (14,15) (16,17)\nQ: Is there a path between node 12 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1488"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 7 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1489"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,30) (0,6) (0,12) (1,15) (2,17) (2,4) (3,25) (3,30) (3,12) (4,18) (4,16) (4,20) (4,22) (4,28) (4,8) (4,17) (5,12) (5,11) (6,19) (7,9) (7,10) (8,22) (8,28) (8,21) (9,23) (10,12) (10,11) (11,30) (11,19) (11,12) (12,25) (12,19) (13,27) (13,26) (15,26) (16,18) (16,29) (16,20) (16,24) (16,22) (16,28) (16,17) (17,22) (17,28) (17,21) (18,29) (18,20) (18,24) (18,22) (19,30) (20,22) (20,28) (21,24) (24,28) (25,30)\nQ: Is there a path between node 1 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1490"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 3 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1491"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,34) (0,4) (0,7) (0,28) (0,8) (0,15) (0,23) (0,13) (0,22) (0,32) (0,11) (0,18) (1,7) (1,2) (1,13) (1,27) (1,26) (1,9) (2,14) (2,31) (2,15) (2,23) (2,13) (2,9) (2,22) (2,17) (2,32) (2,18) (3,24) (4,7) (4,27) (4,17) (5,16) (5,12) (5,29) (5,20) (6,34) (6,7) (6,14) (6,31) (6,10) (6,23) (6,26) (6,21) (6,17) (6,18) (7,33) (7,14) (7,28) (7,15) (7,26) (7,19) (8,14) (8,28) (8,31) (8,10) (8,13) (8,25) (8,30) (8,18) (9,14) (9,21) (9,25) (9,22) (9,11) (10,31) (10,15) (10,27) (10,25) (10,17) (10,32) (11,28) (11,31) (11,15) (11,13) (11,27) (11,21) (11,25) (11,22) (12,16) (13,33) (13,14) (13,28) (13,26) (13,21) (13,17) (13,32) (13,18) (14,33) (14,31) (14,23) (14,27) (14,25) (15,34) (15,30) (15,17) (15,19) (16,24) (17,23) (17,26) (17,19) (18,34) (18,21) (18,30) (19,33) (19,21) (19,25) (19,30) (21,33) (21,28) (21,25) (21,30) (22,33) (22,23) (22,26) (22,25) (23,34) (23,25) (25,33) (25,32) (26,33) (26,28) (26,31) (26,32) (27,33) (27,32) (32,33)\nQ: Is there a path between node 4 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1492"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 10 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1493"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1494"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,3) (0,12) (0,6) (0,11) (1,16) (1,3) (1,12) (1,6) (1,11) (1,14) (1,10) (2,15) (2,7) (2,13) (2,5) (2,9) (2,4) (2,18) (3,17) (3,12) (3,11) (3,14) (4,15) (4,7) (4,5) (4,9) (4,8) (5,15) (5,13) (5,9) (5,8) (5,18) (6,16) (6,17) (6,12) (6,14) (6,10) (7,15) (7,13) (7,9) (7,18) (8,15) (8,9) (8,18) (9,13) (9,18) (10,16) (10,17) (10,12) (10,11) (11,16) (11,17) (11,12) (12,16) (12,17) (12,14) (13,15) (13,18) (14,16) (14,17) (15,18) (16,17)\nQ: Is there a path between node 2 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1495"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (0,1) (0,4) (1,3) (1,2) (1,4) (1,6) (2,3) (2,4) (2,5) (3,4) (3,6) (4,6) (5,6)\nQ: Is there a path between node 7 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1496"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,14) (0,1) (0,22) (0,16) (0,19) (0,5) (0,10) (0,20) (0,11) (0,24) (0,13) (1,21) (1,9) (1,3) (1,14) (1,22) (1,10) (1,20) (1,12) (1,11) (1,24) (1,13) (1,23) (2,8) (2,4) (2,18) (2,15) (3,9) (3,14) (3,16) (3,19) (3,7) (3,6) (3,5) (3,10) (3,11) (4,8) (4,17) (4,18) (4,15) (5,9) (5,14) (5,22) (5,7) (5,6) (5,10) (5,20) (5,12) (5,11) (5,13) (5,23) (6,21) (6,9) (6,22) (6,19) (6,7) (6,20) (6,12) (6,11) (6,13) (6,23) (7,21) (7,9) (7,14) (7,16) (7,19) (7,10) (7,20) (7,12) (7,11) (7,24) (7,13) (7,23) (8,17) (8,18) (8,15) (9,21) (9,16) (9,10) (9,20) (9,12) (9,11) (9,24) (9,13) (9,23) (10,22) (10,19) (10,12) (10,11) (10,13) (10,23) (11,21) (11,22) (11,19) (11,20) (11,12) (11,24) (11,13) (11,23) (12,21) (12,14) (12,22) (12,20) (12,24) (12,13) (12,23) (13,21) (13,14) (13,22) (13,16) (13,20) (13,23) (14,21) (14,16) (14,20) (14,24) (14,23) (15,18) (16,21) (16,22) (16,19) (16,20) (16,24) (16,23) (17,18) (19,21) (19,20) (19,24) (19,23) (20,21) (20,24) (20,23) (21,24) (21,23) (22,23) (23,24)\nQ: Is there a path between node 11 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1497"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 3 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1498"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,13) (0,11) (0,21) (0,8) (0,18) (0,3) (0,7) (0,15) (0,20) (0,17) (0,10) (0,22) (0,1) (0,9) (0,6) (0,19) (1,23) (1,14) (1,5) (1,13) (1,11) (1,12) (1,21) (1,8) (1,18) (1,3) (1,25) (1,7) (1,28) (1,15) (1,20) (1,17) (1,10) (1,22) (1,9) (1,6) (1,16) (1,19) (3,27) (3,14) (3,5) (3,13) (3,4) (3,21) (3,18) (3,25) (3,28) (3,15) (3,20) (3,17) (3,22) (3,6) (3,16) (3,19) (4,27) (4,23) (4,5) (4,13) (4,11) (4,12) (4,8) (4,28) (4,15) (4,20) (4,17) (4,10) (4,24) (4,6) (5,27) (5,23) (5,14) (5,13) (5,11) (5,12) (5,21) (5,8) (5,18) (5,25) (5,7) (5,15) (5,10) (5,22) (5,24) (5,9) (5,6) (5,16) (5,19) (6,27) (6,14) (6,11) (6,12) (6,18) (6,25) (6,7) (6,20) (6,17) (6,10) (6,22) (6,24) (6,9) (6,16) (6,19) (7,23) (7,14) (7,13) (7,12) (7,21) (7,8) (7,25) (7,28) (7,20) (7,10) (7,22) (7,16) (7,19) (8,27) (8,13) (8,18) (8,25) (8,15) (8,17) (8,10) (8,22) (8,24) (8,9) (8,16) (8,19) (9,27) (9,23) (9,11) (9,21) (9,25) (9,28) (9,15) (9,20) (9,17) (9,10) (9,22) (9,24) (9,16) (9,19) (10,27) (10,14) (10,11) (10,12) (10,25) (10,28) (10,15) (10,20) (10,17) (10,24) (10,16) (10,19) (11,23) (11,21) (11,18) (11,25) (11,28) (11,15) (11,17) (11,22) (11,24) (11,19) (12,27) (12,23) (12,13) (12,21) (12,18) (12,25) (12,28) (12,15) (12,17) (12,22) (12,24) (12,16) (13,27) (13,14) (13,21) (13,18) (13,28) (13,15) (13,17) (13,24) (13,16) (13,19) (14,27) (14,25) (14,28) (14,15) (14,17) (14,22) (14,24) (14,16) (15,23) (15,21) (15,18) (15,25) (15,20) (15,24) (16,27) (16,23) (16,17) (16,24) (16,19) (17,27) (17,23) (17,18) (17,25) (17,28) (17,20) (17,22) (17,24) (17,19) (18,23) (18,21) (18,25) (18,28) (18,20) (18,22) (18,24) (18,19) (19,27) (19,23) (19,21) (19,25) (19,24) (20,27) (20,23) (20,21) (20,25) (20,24) (21,23) (21,22) (23,27) (23,24) (25,27) (25,28) (27,28)\nQ: Is there a path between node 2 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1499"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 11 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1500"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,17) (0,24) (1,11) (1,9) (1,3) (2,19) (2,29) (2,27) (3,7) (3,20) (4,23) (4,25) (5,17) (6,22) (7,29) (7,27) (7,9) (8,16) (8,30) (8,26) (8,18) (8,31) (9,11) (9,27) (10,13) (10,12) (11,19) (11,27) (12,26) (12,18) (14,28) (15,27) (16,30) (17,23) (18,26) (19,28) (20,29) (21,22) (23,24) (24,25) (27,28) (30,31)\nQ: Is there a path between node 27 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1501"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,6) (0,5) (0,15) (0,14) (0,1) (0,10) (0,8) (0,7) (0,2) (0,11) (0,3) (1,12) (1,13) (1,6) (1,5) (1,15) (1,14) (1,10) (1,8) (1,7) (1,2) (1,11) (1,3) (2,12) (2,13) (2,6) (2,5) (2,15) (2,14) (2,10) (2,8) (2,7) (2,11) (2,3) (3,12) (3,13) (3,6) (3,5) (3,15) (3,14) (3,10) (3,8) (3,7) (3,11) (4,9) (5,12) (5,13) (5,6) (5,15) (5,14) (5,10) (5,8) (5,7) (5,11) (6,12) (6,13) (6,15) (6,14) (6,10) (6,8) (6,7) (6,11) (7,12) (7,13) (7,15) (7,14) (7,10) (7,8) (7,11) (8,12) (8,13) (8,15) (8,14) (8,10) (8,11) (10,12) (10,13) (10,15) (10,14) (10,11) (11,12) (11,13) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 3 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1502"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 21 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1503"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,16) (0,22) (0,4) (0,15) (0,9) (1,8) (1,17) (1,12) (1,3) (1,5) (1,21) (1,6) (1,13) (1,19) (2,20) (2,16) (2,22) (2,4) (2,9) (3,8) (3,17) (3,14) (3,6) (3,10) (3,19) (4,20) (4,16) (4,22) (4,15) (4,9) (5,8) (5,17) (5,12) (5,14) (5,13) (5,10) (5,19) (6,17) (6,12) (6,14) (6,21) (6,13) (6,10) (6,19) (8,17) (8,12) (8,13) (8,19) (9,20) (9,22) (9,15) (10,17) (10,14) (10,21) (11,18) (11,23) (12,17) (12,21) (12,13) (12,19) (13,17) (13,14) (13,21) (15,20) (16,22) (17,21) (18,23)\nQ: Is there a path between node 4 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1504"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 18 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1505"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,15) (0,22) (0,18) (1,5) (1,14) (1,21) (1,16) (1,19) (1,3) (1,17) (1,13) (1,11) (1,2) (1,20) (1,8) (1,6) (1,12) (1,9) (1,7) (2,5) (2,14) (2,21) (2,16) (2,19) (2,3) (2,17) (2,13) (2,11) (2,20) (2,8) (2,6) (2,12) (2,9) (2,7) (3,5) (3,14) (3,21) (3,16) (3,19) (3,17) (3,13) (3,11) (3,20) (3,8) (3,6) (3,12) (3,9) (3,7) (5,14) (5,21) (5,16) (5,19) (5,17) (5,13) (5,11) (5,20) (5,8) (5,6) (5,12) (5,9) (5,7) (6,14) (6,21) (6,16) (6,19) (6,17) (6,13) (6,11) (6,20) (6,8) (6,12) (6,9) (6,7) (7,14) (7,21) (7,16) (7,19) (7,17) (7,13) (7,11) (7,20) (7,8) (7,12) (7,9) (8,14) (8,21) (8,16) (8,19) (8,17) (8,13) (8,11) (8,20) (8,12) (8,9) (9,14) (9,21) (9,16) (9,19) (9,17) (9,13) (9,11) (9,20) (9,12) (10,15) (10,22) (10,18) (11,14) (11,21) (11,16) (11,19) (11,17) (11,13) (11,20) (11,12) (12,14) (12,21) (12,16) (12,19) (12,17) (12,13) (12,20) (13,14) (13,21) (13,16) (13,19) (13,17) (13,20) (14,21) (14,16) (14,19) (14,17) (14,20) (15,22) (15,18) (16,21) (16,19) (16,17) (16,20) (17,21) (17,19) (17,20) (18,22) (19,21) (19,20) (20,21)\nQ: Is there a path between node 8 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1506"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 8 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1507"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,6) (1,5) (1,8) (1,10) (1,15) (1,17) (1,13) (1,16) (2,5) (2,4) (2,8) (2,10) (2,14) (2,17) (2,13) (2,16) (3,9) (3,6) (3,12) (4,8) (4,15) (4,14) (4,17) (4,13) (5,8) (5,15) (5,17) (6,7) (6,9) (7,11) (7,9) (8,15) (8,17) (8,13) (8,16) (9,11) (10,15) (10,14) (10,17) (11,12) (13,15) (13,14) (13,16) (14,15) (14,17) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 9 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1508"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 18 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1509"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 4 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1510"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,10) (0,1) (1,8) (1,3) (1,14) (3,5) (3,6) (3,9) (3,12) (4,9) (4,16) (6,7) (6,12) (7,14) (8,16) (8,14) (10,11) (10,14) (10,12) (11,14) (12,14)\nQ: Is there a path between node 13 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1511"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,11) (1,9) (1,19) (1,31) (1,20) (2,15) (2,11) (2,27) (2,29) (2,16) (2,31) (3,8) (3,4) (3,12) (3,18) (3,17) (3,10) (3,25) (3,31) (3,20) (4,30) (4,24) (4,19) (5,26) (5,23) (6,13) (7,15) (7,9) (7,30) (7,12) (7,16) (7,19) (7,10) (7,25) (8,15) (8,11) (8,30) (8,24) (8,10) (8,31) (9,11) (9,30) (9,27) (9,29) (9,10) (10,15) (10,30) (10,12) (10,18) (10,19) (10,17) (10,14) (11,30) (11,29) (11,19) (12,15) (12,19) (12,14) (12,20) (13,28) (14,27) (14,24) (14,20) (15,27) (15,18) (15,25) (15,20) (16,29) (16,24) (16,19) (17,29) (17,19) (17,31) (18,30) (18,24) (18,19) (18,31) (19,30) (19,25) (21,28) (21,23) (22,23) (25,27) (25,31) (26,28) (29,31)\nQ: Is there a path between node 8 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1512"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 5 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1513"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,6) (0,17) (0,4) (0,12) (0,16) (0,9) (1,14) (1,23) (1,18) (1,19) (1,3) (1,21) (2,14) (2,5) (2,11) (2,23) (2,22) (2,8) (2,18) (2,19) (2,3) (2,20) (3,14) (3,5) (3,23) (3,22) (3,8) (3,18) (3,19) (3,20) (3,21) (4,7) (4,15) (4,6) (4,17) (4,13) (4,10) (4,16) (5,14) (5,8) (5,18) (5,19) (5,21) (6,13) (6,10) (6,16) (6,9) (7,15) (7,13) (7,9) (8,14) (8,11) (8,23) (8,22) (8,18) (8,19) (8,20) (8,21) (9,15) (9,13) (9,12) (9,16) (10,15) (10,17) (10,13) (10,12) (11,14) (11,23) (11,22) (11,18) (11,19) (12,17) (12,16) (13,17) (13,16) (14,23) (14,19) (15,17) (16,17) (18,23) (18,22) (18,19) (18,21) (19,23) (19,22) (19,20) (20,23) (20,21) (21,23) (22,23)\nQ: Is there a path between node 22 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1514"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 11 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1515"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 20 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1516"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,3) (1,2) (1,6) (2,5) (2,6) (3,5) (5,6)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1517"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 0 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1518"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 4 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1519"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,6) (0,5) (0,15) (0,14) (0,1) (0,10) (0,8) (0,7) (0,2) (0,11) (0,3) (1,12) (1,13) (1,6) (1,5) (1,15) (1,14) (1,10) (1,8) (1,7) (1,2) (1,11) (1,3) (2,12) (2,13) (2,6) (2,5) (2,15) (2,14) (2,10) (2,8) (2,7) (2,11) (2,3) (3,12) (3,13) (3,6) (3,5) (3,15) (3,14) (3,10) (3,8) (3,7) (3,11) (4,9) (5,12) (5,13) (5,6) (5,15) (5,14) (5,10) (5,8) (5,7) (5,11) (6,12) (6,13) (6,15) (6,14) (6,10) (6,8) (6,7) (6,11) (7,12) (7,13) (7,15) (7,14) (7,10) (7,8) (7,11) (8,12) (8,13) (8,15) (8,14) (8,10) (8,11) (10,12) (10,13) (10,15) (10,14) (10,11) (11,12) (11,13) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 10 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1520"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 12 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1521"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,10) (0,1) (1,8) (1,3) (1,14) (3,5) (3,6) (3,9) (3,12) (4,9) (4,16) (6,7) (6,12) (7,14) (8,16) (8,14) (10,11) (10,14) (10,12) (11,14) (12,14)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1522"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 17 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1523"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 7 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1524"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 5 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1525"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 3 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1526"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,6) (3,4) (4,5) (5,10) (6,8) (8,9)\nQ: Is there a path between node 4 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1527"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 22 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1528"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 1 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1529"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 11 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1530"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1531"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 9 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1532"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,5)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1533"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,5) (0,9) (0,6) (1,2) (1,7) (1,3) (1,10) (1,8) (2,7) (2,3) (2,10) (2,8) (3,7) (3,10) (3,8) (4,11) (4,5) (4,9) (4,6) (5,11) (5,9) (5,6) (6,11) (6,9) (7,10) (7,8) (8,10) (9,11)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1534"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 0 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1535"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 12 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1536"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 5 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1537"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,3) (1,2) (1,6) (2,5) (2,6) (3,5) (5,6)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1538"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 9 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1539"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 7 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1540"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,9) (0,13) (0,3) (0,1) (0,2) (0,7) (0,8) (0,11) (1,14) (1,13) (1,8) (1,10) (1,11) (1,5) (2,9) (2,13) (2,3) (2,7) (2,8) (2,10) (3,14) (3,9) (3,13) (3,8) (3,11) (3,5) (4,6) (4,12) (5,14) (5,9) (5,7) (5,8) (5,10) (5,11) (6,12) (7,14) (7,13) (7,8) (7,10) (8,14) (8,9) (8,10) (9,14) (9,13) (10,14) (10,13) (11,14) (13,14)\nQ: Is there a path between node 11 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1541"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 7 and node 30?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1542"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1543"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 10 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1544"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,19) (0,17) (0,3) (0,10) (0,14) (1,7) (1,8) (1,15) (1,13) (2,9) (2,12) (2,18) (2,4) (3,6) (3,19) (3,17) (3,16) (3,10) (3,14) (4,12) (4,18) (5,9) (5,18) (6,19) (6,17) (6,16) (6,14) (6,20) (7,8) (7,15) (7,13) (9,12) (9,18) (10,16) (10,14) (10,20) (11,15) (12,18) (13,15) (14,19) (14,17) (14,20) (16,19) (16,17) (17,20) (19,20)\nQ: Is there a path between node 5 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1545"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 5 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1546"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 21 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1547"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,20) (2,11) (2,23) (2,14) (2,8) (3,17) (3,14) (3,16) (4,7) (4,16) (4,8) (4,24) (5,6) (5,10) (5,20) (6,20) (7,12) (7,16) (7,8) (7,24) (8,12) (8,23) (8,21) (9,18) (10,18) (10,20) (11,17) (11,19) (11,24) (12,22) (12,17) (12,14) (13,24) (14,23) (14,24) (15,17) (15,19) (15,24) (16,22) (16,19) (17,19) (17,24) (19,24) (23,24)\nQ: Is there a path between node 10 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1548"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 0 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1549"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1550"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,1) (0,3) (1,5) (1,3) (2,4) (3,5)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1551"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,30) (0,6) (0,12) (1,15) (2,17) (2,4) (3,25) (3,30) (3,12) (4,18) (4,16) (4,20) (4,22) (4,28) (4,8) (4,17) (5,12) (5,11) (6,19) (7,9) (7,10) (8,22) (8,28) (8,21) (9,23) (10,12) (10,11) (11,30) (11,19) (11,12) (12,25) (12,19) (13,27) (13,26) (15,26) (16,18) (16,29) (16,20) (16,24) (16,22) (16,28) (16,17) (17,22) (17,28) (17,21) (18,29) (18,20) (18,24) (18,22) (19,30) (20,22) (20,28) (21,24) (24,28) (25,30)\nQ: Is there a path between node 15 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1552"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 17 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1553"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,4) (0,9) (0,1) (0,11) (0,2) (1,10) (1,6) (1,9) (1,15) (1,13) (2,12) (2,9) (2,17) (2,15) (3,4) (3,6) (3,11) (4,12) (4,9) (4,11) (6,10) (6,12) (6,9) (6,15) (6,13) (8,12) (8,9) (8,15) (8,13) (9,10) (9,11) (10,13) (10,11) (11,13) (12,13) (14,16)\nQ: Is there a path between node 2 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1554"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (0,3) (0,4) (0,1) (1,2) (1,5) (1,6) (1,3) (1,4) (2,5) (2,6) (2,3) (2,4) (3,5) (3,6) (3,4) (4,5) (4,6) (5,6)\nQ: Is there a path between node 7 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1555"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 8 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1556"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (0,4) (1,3) (1,7) (1,2) (2,3) (3,9) (4,6) (5,9) (6,8) (7,9)\nQ: Is there a path between node 9 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1557"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 7 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1558"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 0 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1559"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,10) (0,17) (0,4) (0,21) (0,1) (0,2) (0,18) (0,7) (0,19) (0,11) (0,3) (0,5) (0,14) (1,6) (1,10) (1,17) (1,21) (1,16) (1,18) (1,7) (1,8) (1,11) (2,6) (2,10) (2,17) (2,4) (2,21) (2,16) (2,13) (2,18) (2,7) (2,8) (2,19) (2,3) (2,5) (3,6) (3,10) (3,17) (3,4) (3,21) (3,16) (3,13) (3,18) (3,7) (3,19) (4,10) (4,16) (4,18) (4,7) (4,8) (4,19) (4,5) (5,6) (5,16) (5,13) (5,18) (5,7) (5,8) (5,19) (5,14) (6,10) (6,17) (6,21) (6,16) (6,13) (6,18) (6,7) (6,19) (6,11) (6,14) (7,10) (7,17) (7,21) (7,16) (7,13) (7,18) (7,8) (7,19) (7,11) (7,14) (8,10) (8,17) (8,21) (8,16) (8,13) (8,18) (8,19) (8,11) (9,20) (10,17) (10,21) (10,13) (10,18) (10,19) (10,11) (10,14) (11,17) (11,16) (11,13) (11,18) (11,19) (12,15) (13,21) (13,16) (13,18) (13,19) (13,14) (14,17) (14,21) (14,16) (14,18) (14,19) (16,17) (16,21) (16,18) (17,18) (18,21) (18,19) (19,21)\nQ: Is there a path between node 14 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1560"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 30 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1561"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 12 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1562"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 22 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1563"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 2 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1564"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,14) (0,1) (0,22) (0,16) (0,19) (0,5) (0,10) (0,20) (0,11) (0,24) (0,13) (1,21) (1,9) (1,3) (1,14) (1,22) (1,10) (1,20) (1,12) (1,11) (1,24) (1,13) (1,23) (2,8) (2,4) (2,18) (2,15) (3,9) (3,14) (3,16) (3,19) (3,7) (3,6) (3,5) (3,10) (3,11) (4,8) (4,17) (4,18) (4,15) (5,9) (5,14) (5,22) (5,7) (5,6) (5,10) (5,20) (5,12) (5,11) (5,13) (5,23) (6,21) (6,9) (6,22) (6,19) (6,7) (6,20) (6,12) (6,11) (6,13) (6,23) (7,21) (7,9) (7,14) (7,16) (7,19) (7,10) (7,20) (7,12) (7,11) (7,24) (7,13) (7,23) (8,17) (8,18) (8,15) (9,21) (9,16) (9,10) (9,20) (9,12) (9,11) (9,24) (9,13) (9,23) (10,22) (10,19) (10,12) (10,11) (10,13) (10,23) (11,21) (11,22) (11,19) (11,20) (11,12) (11,24) (11,13) (11,23) (12,21) (12,14) (12,22) (12,20) (12,24) (12,13) (12,23) (13,21) (13,14) (13,22) (13,16) (13,20) (13,23) (14,21) (14,16) (14,20) (14,24) (14,23) (15,18) (16,21) (16,22) (16,19) (16,20) (16,24) (16,23) (17,18) (19,21) (19,20) (19,24) (19,23) (20,21) (20,24) (20,23) (21,24) (21,23) (22,23) (23,24)\nQ: Is there a path between node 19 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1565"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,6) (0,5) (0,15) (0,14) (0,1) (0,10) (0,8) (0,7) (0,2) (0,11) (0,3) (1,12) (1,13) (1,6) (1,5) (1,15) (1,14) (1,10) (1,8) (1,7) (1,2) (1,11) (1,3) (2,12) (2,13) (2,6) (2,5) (2,15) (2,14) (2,10) (2,8) (2,7) (2,11) (2,3) (3,12) (3,13) (3,6) (3,5) (3,15) (3,14) (3,10) (3,8) (3,7) (3,11) (4,9) (5,12) (5,13) (5,6) (5,15) (5,14) (5,10) (5,8) (5,7) (5,11) (6,12) (6,13) (6,15) (6,14) (6,10) (6,8) (6,7) (6,11) (7,12) (7,13) (7,15) (7,14) (7,10) (7,8) (7,11) (8,12) (8,13) (8,15) (8,14) (8,10) (8,11) (10,12) (10,13) (10,15) (10,14) (10,11) (11,12) (11,13) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 3 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1566"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 10 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1567"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,4) (0,5) (0,13) (0,2) (0,17) (1,15) (1,8) (1,3) (1,4) (1,5) (1,13) (1,17) (2,15) (2,8) (2,3) (2,4) (2,5) (2,13) (3,8) (3,5) (3,17) (4,15) (4,13) (4,17) (5,15) (5,8) (5,17) (6,14) (6,7) (6,10) (6,16) (6,9) (6,12) (7,14) (7,16) (7,9) (8,13) (9,14) (9,10) (9,11) (9,16) (9,12) (10,14) (10,12) (11,14) (11,12) (12,14) (12,16) (13,17) (15,17)\nQ: Is there a path between node 17 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1568"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (0,1) (0,4) (1,3) (1,2) (1,4) (1,6) (2,3) (2,4) (2,5) (3,4) (3,6) (4,6) (5,6)\nQ: Is there a path between node 2 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1569"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 14 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1570"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1571"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,6) (0,2) (0,5) (1,7) (1,16) (1,14) (1,17) (1,3) (1,9) (1,13) (1,10) (2,11) (2,6) (2,5) (3,7) (3,16) (3,14) (3,17) (3,9) (3,13) (3,10) (4,8) (4,15) (4,12) (5,11) (5,6) (6,11) (7,16) (7,14) (7,17) (7,9) (7,13) (7,10) (8,15) (8,12) (9,16) (9,14) (9,17) (9,13) (9,10) (10,16) (10,14) (10,17) (10,13) (12,15) (13,16) (13,14) (13,17) (14,16) (14,17) (16,17)\nQ: Is there a path between node 1 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1572"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,1) (0,19) (0,15) (0,20) (0,9) (0,21) (0,3) (0,22) (0,32) (0,24) (0,14) (0,11) (0,17) (0,5) (0,34) (0,4) (0,26) (0,10) (0,8) (1,27) (1,23) (1,30) (1,6) (1,19) (1,20) (1,2) (1,9) (1,21) (1,3) (1,22) (1,24) (1,14) (1,11) (1,17) (1,5) (1,4) (1,26) (1,8) (2,27) (2,30) (2,6) (2,19) (2,20) (2,9) (2,21) (2,3) (2,22) (2,32) (2,7) (2,11) (2,17) (2,5) (2,34) (2,4) (2,26) (2,12) (2,10) (3,27) (3,23) (3,30) (3,6) (3,19) (3,15) (3,20) (3,9) (3,22) (3,24) (3,14) (3,34) (3,4) (3,12) (3,10) (3,8) (3,28) (4,27) (4,23) (4,30) (4,19) (4,15) (4,20) (4,9) (4,21) (4,32) (4,24) (4,14) (4,7) (4,11) (4,17) (4,5) (4,26) (4,12) (4,8) (4,28) (5,30) (5,19) (5,9) (5,21) (5,24) (5,7) (5,11) (5,17) (5,34) (5,12) (6,27) (6,23) (6,30) (6,19) (6,20) (6,9) (6,21) (6,22) (6,32) (6,24) (6,14) (6,7) (6,11) (6,17) (6,34) (6,26) (6,8) (6,28) (7,23) (7,30) (7,19) (7,15) (7,20) (7,21) (7,32) (7,24) (7,11) (7,17) (7,34) (7,12) (7,10) (7,8) (7,28) (8,23) (8,15) (8,20) (8,24) (8,14) (8,11) (8,17) (8,34) (8,26) (8,12) (8,10) (8,28) (9,30) (9,19) (9,15) (9,20) (9,22) (9,32) (9,24) (9,11) (9,34) (9,12) (9,10) (9,28) (10,27) (10,23) (10,30) (10,19) (10,21) (10,32) (10,24) (10,26) (10,12) (11,27) (11,30) (11,19) (11,20) (11,21) (11,22) (11,32) (11,24) (11,14) (11,17) (11,34) (11,12) (12,27) (12,30) (12,19) (12,20) (12,22) (12,32) (12,24) (12,14) (12,17) (12,34) (12,28) (14,27) (14,23) (14,30) (14,19) (14,15) (14,21) (14,22) (14,32) (14,17) (14,34) (14,28) (15,19) (15,20) (15,21) (15,22) (15,32) (15,24) (15,34) (15,26) (15,28) (16,33) (16,29) (16,18) (16,31) (17,27) (17,23) (17,30) (17,19) (17,20) (17,21) (17,22) (17,32) (17,24) (17,34) (17,28) (18,33) (18,31) (18,25) (19,27) (19,23) (19,30) (19,20) (19,22) (19,32) (19,34) (19,26) (19,28) (20,23) (20,30) (20,21) (20,22) (20,32) (20,24) (20,34) (20,26) (21,27) (21,23) (21,30) (21,22) (21,32) (21,24) (21,34) (21,26) (21,28) (22,27) (22,23) (22,24) (22,34) (22,26) (22,28) (23,32) (23,26) (23,28) (24,27) (24,32) (24,34) (24,26) (25,33) (26,30) (26,32) (26,34) (27,30) (27,32) (27,28) (28,30) (28,32) (28,34) (29,33) (29,31) (31,33) (32,34)\nQ: Is there a path between node 2 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1573"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (1,12) (1,15) (2,9) (2,6) (3,10) (3,17) (3,15) (5,7) (6,10) (6,9) (6,11) (7,13) (8,17) (8,16) (10,15) (11,12) (15,17)\nQ: Is there a path between node 9 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1574"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,27) (0,23) (0,4) (0,20) (0,17) (0,6) (1,5) (1,22) (1,11) (1,19) (1,24) (1,2) (1,15) (1,8) (1,30) (1,9) (1,28) (1,18) (2,5) (2,22) (2,24) (2,15) (2,8) (2,30) (2,9) (2,28) (2,18) (3,26) (3,13) (4,21) (4,29) (4,23) (4,20) (4,17) (4,6) (5,22) (5,19) (5,24) (5,14) (5,30) (5,28) (5,18) (6,21) (6,29) (6,27) (6,23) (6,20) (6,17) (7,26) (7,10) (7,13) (7,16) (7,12) (8,11) (8,24) (8,14) (8,30) (8,9) (8,28) (8,18) (9,22) (9,11) (9,19) (9,15) (9,28) (10,16) (10,12) (11,15) (11,30) (11,28) (11,18) (12,13) (12,16) (13,26) (13,16) (13,25) (14,22) (14,19) (14,15) (14,30) (15,19) (15,30) (15,28) (15,18) (16,26) (16,25) (17,29) (17,23) (18,19) (18,24) (18,28) (19,30) (19,28) (20,21) (20,27) (21,29) (21,27) (21,23) (22,24) (22,28) (23,27) (24,30) (24,28) (25,26) (28,30)\nQ: Is there a path between node 0 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1575"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,8) (0,4) (0,7) (0,3) (0,1) (1,5) (1,2) (1,8) (1,4) (1,7) (1,3) (2,5) (2,8) (2,4) (2,7) (2,3) (3,5) (3,8) (3,4) (3,7) (4,5) (4,8) (4,7) (5,8) (5,7) (6,9) (7,8)\nQ: Is there a path between node 1 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1576"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 7 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1577"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 22 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1578"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 27 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1579"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (0,1) (0,4) (1,3) (1,2) (1,4) (1,6) (2,3) (2,4) (2,5) (3,4) (3,6) (4,6) (5,6)\nQ: Is there a path between node 1 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1580"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,7) (0,6) (0,8) (0,4) (0,1) (1,2) (1,7) (1,6) (1,8) (1,4) (2,7) (2,6) (2,8) (2,4) (3,5) (4,7) (4,6) (4,8) (6,7) (6,8) (7,8)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1581"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,3) (1,2) (1,6) (2,5) (2,6) (3,5) (5,6)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1582"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 1 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1583"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,27) (0,13) (0,10) (0,15) (0,2) (0,17) (1,5) (1,22) (1,8) (1,19) (1,26) (1,24) (1,18) (1,16) (1,14) (1,12) (1,4) (1,9) (2,7) (2,27) (2,13) (2,3) (2,6) (2,10) (2,11) (2,17) (3,7) (3,27) (3,20) (3,6) (3,10) (3,15) (3,21) (3,17) (4,5) (4,8) (4,19) (4,26) (4,25) (4,18) (4,14) (4,12) (5,8) (5,26) (5,18) (5,16) (5,14) (5,12) (6,7) (6,13) (6,10) (6,21) (7,20) (7,13) (7,10) (7,15) (7,11) (8,19) (8,26) (8,18) (8,16) (8,14) (8,9) (9,22) (9,19) (9,26) (9,25) (9,16) (9,14) (9,12) (10,13) (10,21) (10,17) (11,27) (11,13) (11,15) (11,21) (11,17) (12,22) (12,19) (12,26) (12,24) (12,25) (12,16) (12,14) (13,27) (13,15) (14,22) (14,19) (14,26) (15,27) (15,20) (15,21) (15,17) (16,22) (16,19) (16,24) (16,25) (16,18) (17,27) (17,20) (17,21) (18,22) (18,19) (18,26) (18,24) (19,26) (19,25) (20,27) (20,21) (21,27) (22,26) (22,24) (24,26)\nQ: Is there a path between node 14 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1584"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 0 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1585"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 2 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1586"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 8 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1587"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 1 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1588"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 12 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1589"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 12 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1590"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,2) (0,8) (1,6) (2,3) (3,6) (3,7) (4,6) (4,5) (5,8) (7,8)\nQ: Is there a path between node 0 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1591"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 5 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1592"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (1,15) (1,16) (2,18) (2,17) (2,7) (3,14) (3,7) (5,11) (6,13) (7,17) (8,15) (8,13) (9,17) (10,17) (13,15) (13,16) (16,19)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1593"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,17) (0,10) (0,28) (0,30) (0,29) (0,3) (1,14) (1,2) (2,25) (2,20) (2,7) (2,32) (2,22) (3,24) (3,19) (3,23) (3,4) (3,12) (3,29) (4,26) (4,24) (4,23) (4,8) (4,13) (5,26) (5,19) (5,23) (5,8) (5,15) (5,21) (6,14) (7,32) (8,16) (8,12) (8,29) (9,26) (9,13) (9,18) (9,29) (9,31) (10,17) (10,11) (10,30) (10,23) (10,13) (11,16) (11,17) (11,19) (11,28) (11,23) (12,26) (12,24) (12,21) (13,26) (13,17) (13,19) (13,30) (13,31) (14,25) (14,22) (15,16) (15,17) (15,23) (15,18) (15,29) (16,26) (16,24) (16,18) (16,21) (17,24) (17,19) (17,28) (17,30) (17,23) (18,24) (18,21) (19,26) (19,24) (19,28) (19,23) (20,32) (22,32) (22,27) (24,26) (24,30) (26,29) (28,29)\nQ: Is there a path between node 18 and node 19?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1594"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 6 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1595"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 16 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1596"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (1,2) (1,5) (5,6)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1597"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 18 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1598"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 15 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1599"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 17 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1600"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,3) (1,20) (1,21) (1,8) (1,5) (1,16) (1,17) (1,19) (1,6) (1,12) (1,14) (1,9) (1,13) (1,18) (1,7) (1,11) (1,15) (1,2) (1,10) (2,20) (2,21) (2,8) (2,5) (2,16) (2,17) (2,19) (2,6) (2,12) (2,14) (2,9) (2,13) (2,18) (2,7) (2,11) (2,15) (2,10) (3,4) (5,20) (5,21) (5,8) (5,16) (5,17) (5,19) (5,6) (5,12) (5,14) (5,9) (5,13) (5,18) (5,7) (5,11) (5,15) (5,10) (6,20) (6,21) (6,8) (6,16) (6,17) (6,19) (6,12) (6,14) (6,9) (6,13) (6,18) (6,7) (6,11) (6,15) (6,10) (7,20) (7,21) (7,8) (7,16) (7,17) (7,19) (7,12) (7,14) (7,9) (7,13) (7,18) (7,11) (7,15) (7,10) (8,20) (8,21) (8,16) (8,17) (8,19) (8,12) (8,14) (8,9) (8,13) (8,18) (8,11) (8,15) (8,10) (9,20) (9,21) (9,16) (9,17) (9,19) (9,12) (9,14) (9,13) (9,18) (9,11) (9,15) (9,10) (10,20) (10,21) (10,16) (10,17) (10,19) (10,12) (10,14) (10,13) (10,18) (10,11) (10,15) (11,20) (11,21) (11,16) (11,17) (11,19) (11,12) (11,14) (11,13) (11,18) (11,15) (12,20) (12,21) (12,16) (12,17) (12,19) (12,14) (12,13) (12,18) (12,15) (13,20) (13,21) (13,16) (13,17) (13,19) (13,14) (13,18) (13,15) (14,20) (14,21) (14,16) (14,17) (14,19) (14,18) (14,15) (15,20) (15,21) (15,16) (15,17) (15,19) (15,18) (16,20) (16,21) (16,17) (16,19) (16,18) (17,20) (17,21) (17,19) (17,18) (18,20) (18,21) (18,19) (19,20) (19,21) (20,21)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1601"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 10 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1602"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 14 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1603"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1604"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,10) (0,26) (0,13) (0,23) (0,14) (0,27) (0,30) (0,31) (0,28) (0,2) (0,8) (0,12) (0,9) (0,24) (0,5) (1,19) (1,15) (1,6) (1,11) (1,29) (1,17) (1,21) (1,4) (1,25) (1,7) (2,3) (2,14) (2,31) (2,28) (2,18) (2,8) (2,12) (2,9) (2,24) (2,5) (3,10) (3,13) (3,23) (3,27) (3,30) (3,31) (3,28) (3,18) (3,8) (3,12) (3,9) (3,24) (3,5) (4,20) (4,19) (4,15) (4,11) (4,29) (4,16) (4,22) (4,7) (5,10) (5,13) (5,23) (5,14) (5,27) (5,31) (5,18) (5,8) (5,12) (5,9) (6,20) (6,15) (6,11) (6,29) (6,17) (6,21) (6,16) (6,25) (6,7) (7,20) (7,15) (7,11) (7,29) (7,17) (7,21) (7,25) (8,10) (8,26) (8,13) (8,23) (8,14) (8,27) (8,30) (8,12) (8,24) (9,10) (9,26) (9,13) (9,14) (9,27) (9,30) (9,31) (9,18) (9,24) (10,26) (10,13) (10,23) (10,14) (10,27) (10,30) (10,31) (10,18) (11,20) (11,19) (11,15) (11,29) (11,17) (11,21) (11,16) (11,25) (11,22) (12,13) (12,23) (12,14) (12,27) (12,28) (13,26) (13,23) (13,14) (13,27) (13,31) (13,28) (14,23) (14,30) (14,28) (14,18) (14,24) (15,19) (15,29) (15,21) (15,16) (15,22) (16,20) (16,19) (16,29) (16,17) (16,21) (16,25) (17,20) (17,19) (17,29) (17,21) (17,25) (17,22) (18,26) (18,27) (18,30) (18,31) (18,28) (19,29) (19,21) (19,25) (19,22) (20,29) (20,22) (21,29) (21,25) (21,22) (22,25) (23,26) (23,27) (23,30) (23,31) (23,24) (24,27) (24,30) (24,31) (25,29) (26,27) (26,30) (26,28) (27,30) (27,31) (28,30) (28,31) (30,31)\nQ: Is there a path between node 19 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1605"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,30) (0,6) (0,12) (1,15) (2,17) (2,4) (3,25) (3,30) (3,12) (4,18) (4,16) (4,20) (4,22) (4,28) (4,8) (4,17) (5,12) (5,11) (6,19) (7,9) (7,10) (8,22) (8,28) (8,21) (9,23) (10,12) (10,11) (11,30) (11,19) (11,12) (12,25) (12,19) (13,27) (13,26) (15,26) (16,18) (16,29) (16,20) (16,24) (16,22) (16,28) (16,17) (17,22) (17,28) (17,21) (18,29) (18,20) (18,24) (18,22) (19,30) (20,22) (20,28) (21,24) (24,28) (25,30)\nQ: Is there a path between node 3 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1606"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 10 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1607"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 2 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1608"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 7 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1609"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 6 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1610"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,25) (0,13) (0,3) (0,1) (1,11) (1,25) (1,13) (1,2) (1,3) (1,8) (2,21) (2,22) (2,25) (2,13) (2,3) (3,18) (3,22) (3,11) (3,13) (4,23) (4,14) (4,6) (4,12) (4,27) (4,15) (4,5) (4,16) (4,26) (4,20) (4,7) (4,19) (5,14) (5,6) (5,12) (5,27) (5,15) (5,16) (5,9) (5,20) (5,7) (6,23) (6,14) (6,12) (6,24) (6,15) (6,16) (6,9) (6,17) (6,26) (6,20) (6,7) (6,19) (7,23) (7,14) (7,12) (7,24) (7,10) (7,16) (7,9) (7,17) (7,26) (7,20) (7,19) (8,21) (8,18) (8,22) (8,11) (8,25) (8,13) (9,23) (9,12) (9,10) (9,16) (9,17) (9,26) (9,20) (10,23) (10,14) (10,12) (10,24) (10,27) (10,16) (10,17) (10,26) (10,19) (11,21) (11,22) (11,25) (11,13) (12,23) (12,14) (12,24) (12,27) (12,16) (12,26) (12,20) (12,19) (13,22) (13,25) (14,23) (14,24) (14,16) (14,26) (14,19) (15,24) (15,27) (15,16) (15,26) (16,23) (16,27) (16,17) (16,26) (16,20) (17,27) (17,26) (17,20) (17,19) (18,22) (19,23) (19,24) (19,27) (19,26) (19,20) (20,23) (20,26) (21,22) (21,25) (22,25) (23,24) (23,27) (24,27) (24,26) (26,27)\nQ: Is there a path between node 15 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1611"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,10) (0,17) (0,4) (0,21) (0,1) (0,2) (0,18) (0,7) (0,19) (0,11) (0,3) (0,5) (0,14) (1,6) (1,10) (1,17) (1,21) (1,16) (1,18) (1,7) (1,8) (1,11) (2,6) (2,10) (2,17) (2,4) (2,21) (2,16) (2,13) (2,18) (2,7) (2,8) (2,19) (2,3) (2,5) (3,6) (3,10) (3,17) (3,4) (3,21) (3,16) (3,13) (3,18) (3,7) (3,19) (4,10) (4,16) (4,18) (4,7) (4,8) (4,19) (4,5) (5,6) (5,16) (5,13) (5,18) (5,7) (5,8) (5,19) (5,14) (6,10) (6,17) (6,21) (6,16) (6,13) (6,18) (6,7) (6,19) (6,11) (6,14) (7,10) (7,17) (7,21) (7,16) (7,13) (7,18) (7,8) (7,19) (7,11) (7,14) (8,10) (8,17) (8,21) (8,16) (8,13) (8,18) (8,19) (8,11) (9,20) (10,17) (10,21) (10,13) (10,18) (10,19) (10,11) (10,14) (11,17) (11,16) (11,13) (11,18) (11,19) (12,15) (13,21) (13,16) (13,18) (13,19) (13,14) (14,17) (14,21) (14,16) (14,18) (14,19) (16,17) (16,21) (16,18) (17,18) (18,21) (18,19) (19,21)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1612"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,18) (0,19) (0,20) (0,23) (0,9) (0,10) (0,22) (0,13) (0,1) (0,12) (0,5) (0,7) (0,15) (0,4) (1,11) (1,18) (1,19) (1,20) (1,23) (1,9) (1,10) (1,22) (1,13) (1,12) (1,5) (1,7) (1,15) (1,4) (2,8) (2,6) (2,3) (2,24) (2,16) (2,21) (2,17) (2,14) (3,8) (3,6) (3,24) (3,16) (3,21) (3,17) (3,14) (4,11) (4,18) (4,19) (4,20) (4,23) (4,9) (4,10) (4,22) (4,13) (4,12) (4,5) (4,7) (4,15) (5,11) (5,18) (5,19) (5,20) (5,23) (5,9) (5,10) (5,22) (5,13) (5,12) (5,7) (5,15) (6,8) (6,24) (6,16) (6,21) (6,17) (6,14) (7,11) (7,18) (7,19) (7,20) (7,23) (7,9) (7,10) (7,22) (7,13) (7,12) (7,15) (8,24) (8,16) (8,21) (8,17) (8,14) (9,11) (9,18) (9,19) (9,20) (9,23) (9,10) (9,22) (9,13) (9,12) (9,15) (10,11) (10,18) (10,19) (10,20) (10,23) (10,22) (10,13) (10,12) (10,15) (11,18) (11,19) (11,20) (11,23) (11,22) (11,13) (11,12) (11,15) (12,18) (12,19) (12,20) (12,23) (12,22) (12,13) (12,15) (13,18) (13,19) (13,20) (13,23) (13,22) (13,15) (14,24) (14,16) (14,21) (14,17) (15,18) (15,19) (15,20) (15,23) (15,22) (16,24) (16,21) (16,17) (17,24) (17,21) (18,19) (18,20) (18,23) (18,22) (19,20) (19,23) (19,22) (20,23) (20,22) (21,24) (22,23)\nQ: Is there a path between node 16 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1613"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,1) (0,14) (0,18) (1,17) (1,14) (1,18) (2,19) (2,7) (2,10) (2,3) (2,12) (2,16) (2,11) (2,5) (2,9) (2,15) (2,6) (2,20) (2,8) (2,4) (2,13) (3,19) (3,7) (3,10) (3,12) (3,16) (3,11) (3,5) (3,9) (3,15) (3,6) (3,20) (3,8) (3,4) (3,13) (4,19) (4,7) (4,10) (4,12) (4,16) (4,11) (4,5) (4,9) (4,15) (4,6) (4,20) (4,8) (4,13) (5,19) (5,7) (5,10) (5,12) (5,16) (5,11) (5,9) (5,15) (5,6) (5,20) (5,8) (5,13) (6,19) (6,7) (6,10) (6,12) (6,16) (6,11) (6,9) (6,15) (6,20) (6,8) (6,13) (7,19) (7,10) (7,12) (7,16) (7,11) (7,9) (7,15) (7,20) (7,8) (7,13) (8,19) (8,10) (8,12) (8,16) (8,11) (8,9) (8,15) (8,20) (8,13) (9,19) (9,10) (9,12) (9,16) (9,11) (9,15) (9,20) (9,13) (10,19) (10,12) (10,16) (10,11) (10,15) (10,20) (10,13) (11,19) (11,12) (11,16) (11,15) (11,20) (11,13) (12,19) (12,16) (12,15) (12,20) (12,13) (13,19) (13,16) (13,15) (13,20) (14,17) (14,18) (15,19) (15,16) (15,20) (16,19) (16,20) (17,18) (19,20)\nQ: Is there a path between node 19 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1614"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,22) (1,12) (1,6) (2,20) (2,14) (2,11) (3,5) (3,23) (3,6) (5,17) (6,19) (7,23) (8,13) (8,15) (9,21) (9,18) (12,24) (12,17) (12,19) (13,21) (13,18) (13,25) (13,15) (13,16) (15,16) (16,21) (16,25) (17,23) (17,19) (19,26) (21,22) (22,25)\nQ: Is there a path between node 13 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1615"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,10) (0,19) (0,16) (0,7) (0,8) (0,4) (0,3) (0,11) (0,1) (0,18) (0,9) (0,5) (0,2) (0,13) (1,17) (1,10) (1,19) (1,16) (1,7) (1,8) (1,4) (1,3) (1,11) (1,18) (1,9) (1,5) (1,2) (1,13) (2,17) (2,10) (2,19) (2,16) (2,7) (2,8) (2,4) (2,3) (2,11) (2,18) (2,9) (2,5) (2,13) (3,17) (3,10) (3,19) (3,16) (3,7) (3,8) (3,4) (3,11) (3,18) (3,9) (3,5) (3,13) (4,17) (4,10) (4,19) (4,16) (4,7) (4,8) (4,11) (4,18) (4,9) (4,5) (4,13) (5,17) (5,10) (5,19) (5,16) (5,7) (5,8) (5,11) (5,18) (5,9) (5,13) (6,15) (7,17) (7,10) (7,19) (7,16) (7,8) (7,11) (7,18) (7,9) (7,13) (8,17) (8,10) (8,19) (8,16) (8,11) (8,18) (8,9) (8,13) (9,17) (9,10) (9,19) (9,16) (9,11) (9,18) (9,13) (10,17) (10,19) (10,16) (10,11) (10,18) (10,13) (11,17) (11,19) (11,16) (11,18) (11,13) (12,14) (13,17) (13,19) (13,16) (13,18) (16,17) (16,19) (16,18) (17,19) (17,18) (18,19)\nQ: Is there a path between node 11 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1616"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 2 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1617"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1618"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,17) (0,24) (1,11) (1,9) (1,3) (2,19) (2,29) (2,27) (3,7) (3,20) (4,23) (4,25) (5,17) (6,22) (7,29) (7,27) (7,9) (8,16) (8,30) (8,26) (8,18) (8,31) (9,11) (9,27) (10,13) (10,12) (11,19) (11,27) (12,26) (12,18) (14,28) (15,27) (16,30) (17,23) (18,26) (19,28) (20,29) (21,22) (23,24) (24,25) (27,28) (30,31)\nQ: Is there a path between node 9 and node 27?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1619"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 12 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1620"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,11) (0,6) (1,5) (1,8) (1,10) (1,15) (1,17) (1,13) (1,16) (2,5) (2,4) (2,8) (2,10) (2,14) (2,17) (2,13) (2,16) (3,9) (3,6) (3,12) (4,8) (4,15) (4,14) (4,17) (4,13) (5,8) (5,15) (5,17) (6,7) (6,9) (7,11) (7,9) (8,15) (8,17) (8,13) (8,16) (9,11) (10,15) (10,14) (10,17) (11,12) (13,15) (13,14) (13,16) (14,15) (14,17) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 16 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1621"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 1 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1622"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 4 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1623"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,29) (0,1) (0,9) (0,20) (0,34) (0,7) (0,19) (0,22) (0,31) (1,11) (1,30) (1,6) (1,21) (1,14) (1,28) (1,19) (1,31) (1,4) (2,3) (2,11) (2,18) (2,21) (2,20) (2,14) (2,7) (2,17) (3,11) (3,33) (3,15) (3,30) (3,18) (3,21) (3,14) (3,5) (4,10) (4,26) (4,27) (4,21) (4,34) (5,9) (5,27) (5,30) (5,6) (5,24) (5,14) (5,34) (5,28) (5,17) (6,11) (6,25) (6,10) (6,26) (6,29) (6,15) (6,16) (6,14) (6,7) (6,12) (6,22) (7,10) (7,26) (7,27) (7,18) (7,24) (7,8) (7,31) (8,11) (8,33) (8,9) (8,30) (8,24) (8,20) (8,16) (8,22) (8,17) (9,10) (9,20) (9,16) (9,14) (10,25) (10,33) (10,30) (10,18) (10,24) (10,20) (10,31) (11,15) (11,12) (11,19) (11,17) (12,25) (12,29) (12,27) (12,30) (12,34) (12,28) (12,17) (14,25) (14,33) (14,26) (14,29) (14,30) (14,21) (14,17) (15,20) (15,17) (16,21) (16,28) (16,19) (16,22) (17,27) (17,30) (17,24) (17,19) (18,26) (18,21) (18,28) (19,33) (19,27) (19,34) (19,22) (20,25) (20,26) (20,27) (20,21) (20,28) (20,31) (21,22) (22,24) (22,31) (24,34) (24,28) (25,26) (25,29) (25,27) (26,33) (26,27) (26,30) (27,30) (27,28) (28,31) (29,30) (29,34) (29,31) (30,33) (30,34) (31,33) (31,34)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1624"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,5) (0,11) (0,8) (0,6) (0,1) (1,10) (1,3) (1,5) (1,9) (1,6) (1,2) (2,10) (2,3) (2,5) (2,9) (2,8) (2,7) (2,6) (2,13) (3,9) (3,11) (3,8) (3,7) (4,12) (5,10) (5,9) (5,8) (5,7) (5,6) (6,10) (6,9) (6,11) (6,8) (7,10) (7,11) (7,8) (7,13) (8,10) (8,11) (8,13) (9,10) (9,11) (9,13) (10,11) (10,13)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1625"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 11 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1626"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1627"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (2,3)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1628"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,25) (0,3) (1,25) (1,29) (2,14) (2,13) (2,20) (2,18) (2,31) (2,9) (2,27) (2,21) (2,12) (2,7) (2,33) (2,11) (2,24) (2,26) (2,30) (3,25) (4,23) (4,22) (4,34) (4,5) (5,23) (5,22) (5,34) (6,14) (6,13) (6,20) (6,18) (6,27) (6,21) (6,12) (6,7) (6,28) (6,24) (6,26) (6,30) (7,14) (7,13) (7,20) (7,31) (7,17) (7,9) (7,27) (7,21) (7,12) (7,10) (7,33) (7,28) (7,30) (8,14) (8,13) (8,31) (8,17) (8,9) (8,27) (8,12) (8,33) (8,11) (8,28) (8,26) (8,30) (9,14) (9,13) (9,20) (9,18) (9,27) (9,21) (9,12) (9,10) (9,33) (9,24) (9,26) (9,19) (9,30) (10,13) (10,20) (10,18) (10,31) (10,17) (10,27) (10,12) (10,33) (10,11) (10,28) (10,24) (11,14) (11,13) (11,20) (11,18) (11,31) (11,12) (11,33) (11,28) (11,24) (11,26) (11,30) (12,14) (12,13) (12,20) (12,18) (12,17) (12,27) (12,21) (12,33) (12,19) (13,14) (13,20) (13,18) (13,31) (13,17) (13,21) (13,28) (13,24) (13,26) (14,18) (14,31) (14,17) (14,27) (14,21) (14,33) (14,26) (15,32) (17,18) (17,31) (17,27) (17,33) (17,28) (17,24) (17,26) (17,19) (17,30) (18,20) (18,31) (18,33) (18,24) (18,26) (18,19) (18,30) (19,31) (19,27) (19,21) (19,33) (19,28) (19,26) (20,31) (20,27) (20,21) (20,33) (20,24) (20,26) (20,30) (21,27) (21,33) (21,28) (21,24) (21,30) (22,23) (22,34) (23,34) (24,33) (24,26) (25,29) (26,31) (26,33) (26,30) (27,31) (27,33) (27,28) (27,30) (28,31) (28,33) (28,30) (30,31) (30,33) (31,33)\nQ: Is there a path between node 8 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1629"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,4) (0,3) (0,6) (0,2) (0,8) (0,5) (0,11) (1,4) (1,3) (1,6) (1,2) (1,8) (1,5) (1,11) (2,4) (2,3) (2,6) (2,8) (2,5) (2,11) (3,4) (3,6) (3,8) (3,5) (3,11) (4,6) (4,8) (4,5) (4,11) (5,6) (5,8) (5,11) (6,8) (6,11) (7,9) (7,10) (8,11) (9,10)\nQ: Is there a path between node 4 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1630"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 9 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1631"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 29 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1632"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 17 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1633"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,6) (0,5) (0,15) (0,14) (0,1) (0,10) (0,8) (0,7) (0,2) (0,11) (0,3) (1,12) (1,13) (1,6) (1,5) (1,15) (1,14) (1,10) (1,8) (1,7) (1,2) (1,11) (1,3) (2,12) (2,13) (2,6) (2,5) (2,15) (2,14) (2,10) (2,8) (2,7) (2,11) (2,3) (3,12) (3,13) (3,6) (3,5) (3,15) (3,14) (3,10) (3,8) (3,7) (3,11) (4,9) (5,12) (5,13) (5,6) (5,15) (5,14) (5,10) (5,8) (5,7) (5,11) (6,12) (6,13) (6,15) (6,14) (6,10) (6,8) (6,7) (6,11) (7,12) (7,13) (7,15) (7,14) (7,10) (7,8) (7,11) (8,12) (8,13) (8,15) (8,14) (8,10) (8,11) (10,12) (10,13) (10,15) (10,14) (10,11) (11,12) (11,13) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 2 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1634"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1635"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 20 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1636"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,9) (1,10) (1,3) (2,6) (2,4) (2,7) (3,6) (3,10) (3,9) (3,12) (4,8) (5,9) (5,12) (6,9) (6,12) (6,7) (7,10) (7,9) (7,14) (8,10) (8,9) (8,14) (12,14)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1637"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,2)\nQ: Is there a path between node 3 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1638"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 5 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1639"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,12) (0,11) (0,8) (0,1) (0,13) (0,10) (0,3) (1,2) (1,5) (1,12) (1,11) (1,8) (1,13) (1,10) (1,3) (2,5) (2,12) (2,11) (2,8) (2,13) (2,10) (2,3) (3,5) (3,12) (3,11) (3,8) (3,13) (3,10) (4,9) (4,6) (4,7) (4,14) (5,12) (5,11) (5,8) (5,13) (5,10) (6,9) (6,7) (6,14) (7,9) (7,14) (8,12) (8,11) (8,13) (8,10) (9,14) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 9 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1640"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,12) (0,1) (0,7) (0,16) (0,13) (0,9) (0,2) (0,10) (0,21) (0,19) (0,3) (0,20) (0,8) (0,23) (0,5) (0,4) (0,6) (0,22) (1,15) (1,12) (1,7) (1,16) (1,13) (1,9) (1,2) (1,10) (1,21) (1,19) (1,3) (1,20) (1,8) (1,23) (1,5) (1,4) (1,6) (1,22) (2,15) (2,12) (2,7) (2,16) (2,13) (2,9) (2,10) (2,21) (2,19) (2,3) (2,20) (2,8) (2,23) (2,5) (2,4) (2,6) (2,22) (3,15) (3,12) (3,7) (3,16) (3,13) (3,9) (3,10) (3,21) (3,19) (3,20) (3,8) (3,23) (3,5) (3,4) (3,6) (3,22) (4,15) (4,12) (4,7) (4,16) (4,13) (4,9) (4,10) (4,21) (4,19) (4,20) (4,8) (4,23) (4,5) (4,6) (4,22) (5,15) (5,12) (5,7) (5,16) (5,13) (5,9) (5,10) (5,21) (5,19) (5,20) (5,8) (5,23) (5,6) (5,22) (6,15) (6,12) (6,7) (6,16) (6,13) (6,9) (6,10) (6,21) (6,19) (6,20) (6,8) (6,23) (6,22) (7,15) (7,12) (7,16) (7,13) (7,9) (7,10) (7,21) (7,19) (7,20) (7,8) (7,23) (7,22) (8,15) (8,12) (8,16) (8,13) (8,9) (8,10) (8,21) (8,19) (8,20) (8,23) (8,22) (9,15) (9,12) (9,16) (9,13) (9,10) (9,21) (9,19) (9,20) (9,23) (9,22) (10,15) (10,12) (10,16) (10,13) (10,21) (10,19) (10,20) (10,23) (10,22) (11,17) (11,14) (11,18) (12,15) (12,16) (12,13) (12,21) (12,19) (12,20) (12,23) (12,22) (13,15) (13,16) (13,21) (13,19) (13,20) (13,23) (13,22) (14,17) (14,18) (15,16) (15,21) (15,19) (15,20) (15,23) (15,22) (16,21) (16,19) (16,20) (16,23) (16,22) (17,18) (19,21) (19,20) (19,23) (19,22) (20,21) (20,23) (20,22) (21,23) (21,22) (22,23)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1641"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 18 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1642"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 6 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1643"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 4 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1644"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 0 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1645"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,2) (0,1) (1,5) (1,6) (2,6) (3,7) (4,7) (5,6)\nQ: Is there a path between node 4 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1646"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,25) (0,13) (0,3) (0,1) (1,11) (1,25) (1,13) (1,2) (1,3) (1,8) (2,21) (2,22) (2,25) (2,13) (2,3) (3,18) (3,22) (3,11) (3,13) (4,23) (4,14) (4,6) (4,12) (4,27) (4,15) (4,5) (4,16) (4,26) (4,20) (4,7) (4,19) (5,14) (5,6) (5,12) (5,27) (5,15) (5,16) (5,9) (5,20) (5,7) (6,23) (6,14) (6,12) (6,24) (6,15) (6,16) (6,9) (6,17) (6,26) (6,20) (6,7) (6,19) (7,23) (7,14) (7,12) (7,24) (7,10) (7,16) (7,9) (7,17) (7,26) (7,20) (7,19) (8,21) (8,18) (8,22) (8,11) (8,25) (8,13) (9,23) (9,12) (9,10) (9,16) (9,17) (9,26) (9,20) (10,23) (10,14) (10,12) (10,24) (10,27) (10,16) (10,17) (10,26) (10,19) (11,21) (11,22) (11,25) (11,13) (12,23) (12,14) (12,24) (12,27) (12,16) (12,26) (12,20) (12,19) (13,22) (13,25) (14,23) (14,24) (14,16) (14,26) (14,19) (15,24) (15,27) (15,16) (15,26) (16,23) (16,27) (16,17) (16,26) (16,20) (17,27) (17,26) (17,20) (17,19) (18,22) (19,23) (19,24) (19,27) (19,26) (19,20) (20,23) (20,26) (21,22) (21,25) (22,25) (23,24) (23,27) (24,27) (24,26) (26,27)\nQ: Is there a path between node 12 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1647"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1648"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (0,8) (0,10) (0,12) (0,13) (1,10) (2,5) (2,16) (3,13) (4,16) (5,7) (5,14) (6,7) (7,16) (7,14) (9,13) (10,15) (11,12) (12,15)\nQ: Is there a path between node 16 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1649"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,15) (0,25) (0,14) (0,7) (0,2) (0,9) (0,5) (1,26) (1,15) (1,25) (1,7) (1,6) (1,2) (1,20) (1,22) (2,25) (2,19) (2,14) (2,4) (3,12) (3,16) (4,15) (4,7) (4,6) (4,8) (5,26) (5,20) (5,8) (5,9) (5,22) (5,13) (6,19) (6,17) (6,7) (6,20) (6,22) (7,19) (7,17) (7,9) (8,19) (9,26) (9,14) (9,24) (11,12) (12,21) (12,18) (12,16) (13,17) (13,22) (14,26) (14,22) (15,19) (15,20) (16,21) (18,23) (19,20) (19,22) (25,26)\nQ: Is there a path between node 1 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1650"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,4) (1,23) (1,7) (1,18) (1,24) (1,32) (1,31) (1,21) (1,27) (1,11) (1,6) (1,29) (1,17) (1,20) (2,23) (2,7) (2,18) (2,33) (2,24) (2,31) (2,21) (2,8) (2,27) (2,11) (2,29) (2,17) (2,26) (3,9) (3,22) (3,13) (3,5) (3,30) (3,28) (3,16) (3,14) (3,15) (4,19) (4,10) (5,9) (5,22) (5,13) (5,28) (5,16) (5,14) (6,18) (6,32) (6,25) (6,21) (6,8) (6,11) (6,17) (6,20) (6,26) (7,18) (7,33) (7,24) (7,32) (7,25) (7,31) (7,21) (7,17) (7,20) (7,26) (8,18) (8,33) (8,32) (8,25) (8,31) (8,27) (8,11) (8,29) (8,20) (8,26) (9,22) (9,13) (9,30) (9,28) (9,14) (9,15) (10,19) (10,12) (11,18) (11,33) (11,24) (11,25) (11,31) (11,27) (11,29) (11,26) (12,19) (13,28) (13,15) (14,30) (14,28) (14,16) (14,15) (15,22) (15,30) (15,16) (16,22) (17,23) (17,18) (17,33) (17,25) (17,31) (17,21) (17,27) (17,29) (17,20) (17,26) (18,23) (18,32) (18,25) (18,21) (18,29) (18,20) (18,26) (20,23) (20,33) (20,32) (20,25) (20,31) (20,21) (20,27) (20,29) (20,26) (21,23) (21,33) (21,24) (21,25) (21,29) (23,33) (23,24) (23,25) (23,31) (23,27) (23,29) (23,26) (24,33) (24,32) (24,25) (24,27) (24,29) (24,26) (25,32) (25,31) (25,27) (25,29) (25,26) (26,33) (26,31) (26,27) (27,31) (27,29) (28,30) (31,32) (32,33)\nQ: Is there a path between node 18 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1651"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 4 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1652"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 7 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1653"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 19 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1654"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 4 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1655"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,3) (0,5) (1,2) (1,10) (1,3) (1,5) (2,6) (2,10) (3,17) (3,14) (3,6) (3,9) (4,14) (4,7) (4,9) (5,17) (5,14) (5,6) (5,10) (5,7) (6,14) (6,16) (6,7) (9,17) (9,16) (9,10) (10,14) (11,15) (12,13) (14,17) (14,16) (14,15) (15,17)\nQ: Is there a path between node 6 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1656"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 16 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1657"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 15 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1658"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,12) (0,14) (0,8) (0,3) (0,6) (0,2) (0,9) (0,5) (1,10) (1,7) (1,11) (2,4) (2,13) (2,12) (2,14) (2,8) (2,3) (2,6) (2,9) (2,5) (3,4) (3,13) (3,12) (3,14) (3,8) (3,6) (3,9) (3,5) (4,13) (4,12) (4,14) (4,8) (4,6) (4,9) (4,5) (5,13) (5,12) (5,14) (5,8) (5,6) (5,9) (6,13) (6,12) (6,14) (6,8) (6,9) (7,10) (7,11) (8,13) (8,12) (8,14) (8,9) (9,13) (9,12) (9,14) (10,11) (12,13) (12,14) (13,14)\nQ: Is there a path between node 10 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1659"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 13 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1660"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,14) (1,8) (1,6) (1,14) (2,6) (2,12) (2,18) (3,8) (3,6) (3,12) (3,18) (4,12) (4,9) (4,14) (5,15) (5,16) (5,7) (6,8) (6,12) (6,14) (7,10) (9,11) (9,18) (15,17) (15,16)\nQ: Is there a path between node 13 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1661"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 13 and node 31?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1662"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1663"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,13) (0,19) (0,11) (0,16) (0,20) (0,8) (0,5) (0,3) (0,2) (0,7) (0,6) (0,17) (0,14) (0,12) (0,1) (0,18) (0,10) (0,23) (0,9) (1,4) (1,13) (1,19) (1,11) (1,16) (1,20) (1,8) (1,5) (1,3) (1,2) (1,7) (1,6) (1,17) (1,14) (1,12) (1,18) (1,10) (1,23) (1,9) (2,4) (2,13) (2,19) (2,11) (2,16) (2,20) (2,8) (2,5) (2,3) (2,7) (2,6) (2,17) (2,14) (2,12) (2,18) (2,10) (2,23) (2,9) (3,4) (3,13) (3,19) (3,11) (3,16) (3,20) (3,8) (3,5) (3,7) (3,6) (3,17) (3,14) (3,12) (3,18) (3,10) (3,23) (3,9) (4,13) (4,19) (4,11) (4,16) (4,20) (4,8) (4,5) (4,7) (4,6) (4,17) (4,14) (4,12) (4,18) (4,10) (4,23) (4,9) (5,13) (5,19) (5,11) (5,16) (5,20) (5,8) (5,7) (5,6) (5,17) (5,14) (5,12) (5,18) (5,10) (5,23) (5,9) (6,13) (6,19) (6,11) (6,16) (6,20) (6,8) (6,7) (6,17) (6,14) (6,12) (6,18) (6,10) (6,23) (6,9) (7,13) (7,19) (7,11) (7,16) (7,20) (7,8) (7,17) (7,14) (7,12) (7,18) (7,10) (7,23) (7,9) (8,13) (8,19) (8,11) (8,16) (8,20) (8,17) (8,14) (8,12) (8,18) (8,10) (8,23) (8,9) (9,13) (9,19) (9,11) (9,16) (9,20) (9,17) (9,14) (9,12) (9,18) (9,10) (9,23) (10,13) (10,19) (10,11) (10,16) (10,20) (10,17) (10,14) (10,12) (10,18) (10,23) (11,13) (11,19) (11,16) (11,20) (11,17) (11,14) (11,12) (11,18) (11,23) (12,13) (12,19) (12,16) (12,20) (12,17) (12,14) (12,18) (12,23) (13,19) (13,16) (13,20) (13,17) (13,14) (13,18) (13,23) (14,19) (14,16) (14,20) (14,17) (14,18) (14,23) (15,21) (15,22) (16,19) (16,20) (16,17) (16,18) (16,23) (17,19) (17,20) (17,18) (17,23) (18,19) (18,20) (18,23) (19,20) (19,23) (20,23) (21,22)\nQ: Is there a path between node 21 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1664"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 21 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1665"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,31) (1,4) (1,27) (1,25) (2,31) (2,24) (2,13) (2,10) (3,30) (3,32) (3,27) (3,15) (4,30) (4,6) (4,28) (4,8) (5,22) (6,27) (7,20) (7,11) (7,12) (8,15) (9,14) (10,17) (10,23) (10,13) (11,14) (12,18) (13,23) (14,22) (15,30) (15,27) (15,25) (15,16) (15,28) (17,23) (17,21) (18,22) (18,33) (20,22) (21,31) (23,24) (25,30) (25,27) (25,28) (26,31) (27,30) (27,32) (28,32)\nQ: Is there a path between node 4 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1666"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 12 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1667"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1668"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (0,14) (0,18) (0,3) (0,1) (0,17) (0,4) (0,8) (0,7) (0,15) (0,11) (0,10) (0,13) (1,5) (1,9) (1,14) (1,18) (1,3) (1,17) (1,4) (1,8) (1,7) (1,15) (1,11) (1,10) (1,13) (3,5) (3,9) (3,14) (3,18) (3,17) (3,4) (3,8) (3,7) (3,15) (3,11) (3,10) (3,13) (4,5) (4,9) (4,14) (4,18) (4,17) (4,8) (4,7) (4,15) (4,11) (4,10) (4,13) (5,9) (5,14) (5,18) (5,17) (5,8) (5,7) (5,15) (5,11) (5,10) (5,13) (6,12) (6,16) (7,9) (7,14) (7,18) (7,17) (7,8) (7,15) (7,11) (7,10) (7,13) (8,9) (8,14) (8,18) (8,17) (8,15) (8,11) (8,10) (8,13) (9,14) (9,18) (9,17) (9,15) (9,11) (9,10) (9,13) (10,14) (10,18) (10,17) (10,15) (10,11) (10,13) (11,14) (11,18) (11,17) (11,15) (11,13) (12,16) (13,14) (13,18) (13,17) (13,15) (14,18) (14,17) (14,15) (15,18) (15,17) (17,18)\nQ: Is there a path between node 12 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1669"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,34) (0,1) (0,10) (0,12) (1,12) (2,24) (3,31) (3,30) (3,25) (4,19) (4,6) (5,8) (7,26) (10,20) (10,28) (10,17) (10,18) (12,20) (12,32) (12,17) (13,14) (13,15) (13,21) (13,26) (13,23) (14,15) (14,21) (15,26) (15,23) (16,21) (16,30) (17,20) (17,27) (17,32) (18,27) (18,34) (19,33) (20,27) (21,31) (21,22) (22,26) (22,31) (23,31) (26,31) (28,34) (30,31)\nQ: Is there a path between node 5 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1670"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,20) (0,13) (0,24) (0,4) (1,21) (1,3) (1,11) (1,10) (1,23) (1,8) (1,2) (1,22) (1,19) (1,18) (2,21) (2,3) (2,11) (2,10) (2,23) (2,8) (2,22) (2,19) (2,18) (3,21) (3,11) (3,10) (3,23) (3,8) (3,22) (3,19) (3,18) (4,14) (4,20) (4,13) (4,24) (5,7) (5,9) (5,12) (5,16) (5,15) (5,17) (5,6) (6,7) (6,9) (6,12) (6,16) (6,15) (6,17) (7,9) (7,12) (7,16) (7,15) (7,17) (8,21) (8,11) (8,10) (8,23) (8,22) (8,19) (8,18) (9,12) (9,16) (9,15) (9,17) (10,21) (10,11) (10,23) (10,22) (10,19) (10,18) (11,21) (11,23) (11,22) (11,19) (11,18) (12,16) (12,15) (12,17) (13,14) (13,20) (13,24) (14,20) (14,24) (15,16) (15,17) (16,17) (18,21) (18,23) (18,22) (18,19) (19,21) (19,23) (19,22) (20,24) (21,23) (21,22) (22,23)\nQ: Is there a path between node 21 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1671"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,7) (0,4) (0,10) (0,5) (0,13) (0,12) (0,1) (0,2) (0,3) (0,15) (0,6) (0,8) (0,14) (1,11) (1,7) (1,4) (1,10) (1,5) (1,13) (1,12) (1,2) (1,3) (1,15) (1,6) (1,8) (1,14) (2,11) (2,7) (2,4) (2,10) (2,5) (2,13) (2,12) (2,3) (2,15) (2,6) (2,8) (2,14) (3,11) (3,7) (3,4) (3,10) (3,5) (3,13) (3,12) (3,15) (3,6) (3,8) (3,14) (4,11) (4,7) (4,10) (4,5) (4,13) (4,12) (4,15) (4,6) (4,8) (4,14) (5,11) (5,7) (5,10) (5,13) (5,12) (5,15) (5,6) (5,8) (5,14) (6,11) (6,7) (6,10) (6,13) (6,12) (6,15) (6,8) (6,14) (7,11) (7,10) (7,13) (7,12) (7,15) (7,8) (7,14) (8,11) (8,10) (8,13) (8,12) (8,15) (8,14) (10,11) (10,13) (10,12) (10,15) (10,14) (11,13) (11,12) (11,15) (11,14) (12,13) (12,15) (12,14) (13,15) (13,14) (14,15)\nQ: Is there a path between node 5 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1672"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1673"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 21 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1674"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 17 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1675"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,17) (0,1) (0,4) (0,15) (0,2) (0,13) (0,10) (0,6) (0,18) (0,11) (0,12) (0,5) (1,19) (1,17) (1,4) (1,15) (1,2) (1,13) (1,10) (1,6) (1,18) (1,11) (1,12) (1,5) (2,19) (2,17) (2,4) (2,15) (2,13) (2,10) (2,6) (2,18) (2,11) (2,12) (2,5) (3,20) (3,16) (3,14) (3,8) (4,19) (4,17) (4,15) (4,13) (4,10) (4,6) (4,18) (4,11) (4,12) (4,5) (5,19) (5,17) (5,15) (5,13) (5,10) (5,6) (5,18) (5,11) (5,12) (6,19) (6,17) (6,15) (6,13) (6,10) (6,18) (6,11) (6,12) (7,9) (8,20) (8,16) (8,14) (10,19) (10,17) (10,15) (10,13) (10,18) (10,11) (10,12) (11,19) (11,17) (11,15) (11,13) (11,18) (11,12) (12,19) (12,17) (12,15) (12,13) (12,18) (13,19) (13,17) (13,15) (13,18) (14,20) (14,16) (15,19) (15,17) (15,18) (16,20) (17,19) (17,18) (18,19)\nQ: Is there a path between node 16 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1676"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1677"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,12) (1,20) (1,12) (2,13) (2,18) (3,17) (4,20) (7,21) (8,18) (9,20) (9,15) (10,13) (10,19) (13,18) (14,16) (14,15) (15,20)\nQ: Is there a path between node 2 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1678"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 10 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1679"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,2) (0,3) (1,5) (2,4) (2,3) (3,4)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1680"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 3 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1681"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 6 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1682"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 2 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1683"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,3) (0,2) (1,5) (1,3) (2,5) (2,3) (3,5)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1684"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 23 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1685"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1686"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,17) (0,5) (0,13) (0,15) (0,16) (0,3) (0,7) (0,11) (0,1) (0,4) (0,14) (1,12) (1,10) (1,17) (1,5) (1,13) (1,15) (1,16) (1,3) (1,7) (1,11) (1,4) (1,14) (2,8) (2,6) (3,12) (3,10) (3,17) (3,5) (3,13) (3,15) (3,16) (3,7) (3,11) (3,4) (3,14) (4,12) (4,10) (4,17) (4,5) (4,13) (4,15) (4,16) (4,7) (4,11) (4,14) (5,12) (5,10) (5,17) (5,13) (5,15) (5,16) (5,7) (5,11) (5,14) (6,8) (7,12) (7,10) (7,17) (7,13) (7,15) (7,16) (7,11) (7,14) (10,12) (10,17) (10,13) (10,15) (10,16) (10,11) (10,14) (11,12) (11,17) (11,13) (11,15) (11,16) (11,14) (12,17) (12,13) (12,15) (12,16) (12,14) (13,17) (13,15) (13,16) (13,14) (14,17) (14,15) (14,16) (15,17) (15,16) (16,17)\nQ: Is there a path between node 2 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1687"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 9 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1688"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1689"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,15) (0,8) (0,12) (0,14) (0,2) (0,9) (0,1) (1,15) (1,20) (1,12) (2,20) (2,12) (2,7) (2,16) (3,15) (3,7) (3,16) (3,13) (3,14) (3,17) (3,21) (4,22) (4,8) (4,12) (4,17) (4,11) (6,23) (7,15) (7,17) (7,11) (7,21) (7,18) (8,22) (8,15) (8,20) (8,16) (8,9) (9,22) (9,13) (9,11) (9,21) (9,18) (10,22) (10,13) (10,21) (11,22) (11,15) (11,20) (11,12) (11,21) (11,18) (12,15) (12,13) (13,20) (13,18) (14,20) (17,22) (17,18) (18,20) (19,23) (20,22) (21,22)\nQ: Is there a path between node 1 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1690"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (0,13) (0,3) (0,14) (0,15) (0,19) (0,7) (0,9) (0,10) (1,5) (1,18) (1,12) (1,13) (1,14) (1,6) (1,17) (1,16) (1,9) (1,10) (1,11) (2,18) (2,12) (2,13) (2,6) (2,15) (2,19) (2,7) (2,17) (2,16) (2,9) (2,10) (2,11) (3,18) (3,12) (3,13) (3,14) (3,6) (3,19) (3,17) (3,9) (3,10) (3,11) (5,18) (5,12) (5,13) (5,14) (5,6) (5,15) (5,19) (5,7) (5,16) (5,11) (6,18) (6,12) (6,7) (6,17) (6,16) (6,9) (6,10) (7,18) (7,12) (7,13) (7,15) (7,19) (7,17) (7,16) (7,10) (7,11) (9,18) (9,13) (9,15) (9,19) (9,16) (9,10) (10,18) (10,13) (10,14) (10,19) (10,17) (10,11) (11,12) (11,13) (11,14) (11,15) (11,19) (11,17) (11,16) (12,14) (12,19) (12,17) (12,16) (13,18) (13,15) (13,19) (13,17) (14,18) (14,15) (14,19) (14,17) (14,16) (15,18) (15,19) (15,16) (16,18) (17,18) (17,19) (18,19)\nQ: Is there a path between node 11 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1691"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 30 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1692"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,4) (0,1) (1,2) (1,5) (1,4) (2,5) (2,4) (4,5)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1693"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 17 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1694"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,4) (1,13) (2,11) (3,4) (3,6) (3,19) (4,20) (4,12) (4,16) (5,14) (5,9) (6,18) (6,8) (7,13) (7,8) (7,19) (7,15) (8,18) (8,20) (8,15) (11,14) (12,20) (12,13) (12,19) (12,16) (13,18) (13,15) (15,18) (15,19) (18,20) (18,19)\nQ: Is there a path between node 2 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1695"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,12) (0,1) (0,13) (0,14) (0,11) (0,20) (0,7) (0,21) (1,4) (1,13) (1,14) (1,16) (1,7) (1,21) (2,5) (2,22) (2,8) (2,15) (2,25) (2,9) (2,17) (2,26) (3,11) (3,20) (3,7) (4,13) (4,14) (4,11) (4,20) (4,21) (5,22) (5,18) (5,15) (5,23) (5,25) (5,17) (5,26) (5,24) (6,19) (7,12) (7,13) (7,14) (7,11) (7,20) (7,21) (8,22) (8,15) (8,23) (8,9) (8,17) (8,24) (9,18) (9,15) (9,23) (9,25) (9,17) (11,13) (11,14) (11,16) (11,20) (12,13) (12,14) (12,16) (12,20) (12,21) (13,16) (13,20) (14,16) (14,20) (14,21) (15,22) (15,18) (15,23) (15,25) (15,26) (15,24) (16,21) (17,22) (17,18) (17,23) (17,25) (18,25) (18,24) (20,21) (22,23) (22,25) (22,26) (22,24) (23,26) (23,24) (24,25) (25,26)\nQ: Is there a path between node 6 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1696"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,13) (0,1) (0,9) (0,5) (0,7) (0,3) (0,10) (0,23) (0,26) (0,27) (0,8) (0,14) (0,22) (0,20) (0,15) (0,4) (0,2) (1,25) (1,11) (1,21) (1,13) (1,9) (1,3) (1,10) (1,23) (1,26) (1,27) (1,14) (1,20) (1,15) (1,2) (1,28) (2,25) (2,11) (2,16) (2,21) (2,6) (2,13) (2,9) (2,7) (2,23) (2,26) (2,8) (2,20) (2,15) (3,25) (3,6) (3,13) (3,9) (3,10) (3,27) (3,20) (3,15) (3,4) (3,28) (4,11) (4,16) (4,6) (4,13) (4,10) (4,23) (4,26) (4,27) (4,8) (4,14) (4,22) (4,15) (4,28) (5,25) (5,16) (5,21) (5,6) (5,13) (5,9) (5,7) (5,26) (5,8) (5,22) (5,15) (5,28) (6,11) (6,16) (6,21) (6,13) (6,9) (6,7) (6,10) (6,27) (6,22) (6,20) (6,15) (7,25) (7,16) (7,21) (7,9) (7,10) (7,27) (7,8) (7,14) (7,22) (7,20) (7,15) (7,28) (8,25) (8,13) (8,23) (8,26) (8,27) (8,14) (8,20) (8,28) (9,25) (9,11) (9,16) (9,21) (9,10) (9,23) (9,26) (9,27) (9,22) (9,20) (9,28) (10,11) (10,16) (10,21) (10,13) (10,23) (10,26) (10,27) (10,14) (10,22) (10,20) (10,15) (10,28) (11,25) (11,16) (11,21) (11,13) (11,23) (11,26) (11,27) (11,14) (11,22) (11,20) (12,24) (12,19) (13,25) (13,16) (13,14) (13,22) (13,15) (13,28) (14,25) (14,21) (14,23) (14,26) (14,20) (14,15) (15,16) (15,21) (15,26) (15,27) (15,22) (15,28) (16,21) (16,23) (16,26) (16,27) (16,28) (17,18) (20,25) (20,23) (20,26) (20,27) (20,22) (20,28) (21,25) (21,23) (21,26) (21,22) (22,25) (22,23) (22,27) (23,25) (23,26) (23,27) (23,28) (25,26) (25,27) (26,27) (27,28)\nQ: Is there a path between node 7 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1697"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,10) (0,12) (0,20) (0,14) (0,8) (0,3) (0,6) (0,5) (0,15) (0,19) (0,7) (0,9) (0,22) (0,2) (0,21) (0,18) (1,4) (1,10) (1,12) (1,20) (1,8) (1,5) (1,15) (1,16) (1,19) (1,7) (1,9) (1,22) (1,2) (1,18) (2,4) (2,10) (2,12) (2,14) (2,3) (2,5) (2,15) (2,19) (2,7) (2,22) (2,21) (2,18) (3,4) (3,12) (3,20) (3,14) (3,6) (3,5) (3,15) (3,16) (3,19) (3,7) (3,9) (3,22) (3,21) (3,18) (4,10) (4,12) (4,8) (4,6) (4,5) (4,15) (4,16) (4,19) (4,7) (4,9) (4,21) (4,18) (5,12) (5,14) (5,8) (5,6) (5,15) (5,16) (5,19) (5,7) (5,9) (5,22) (5,18) (6,10) (6,12) (6,20) (6,14) (6,16) (6,19) (6,7) (6,9) (6,22) (6,21) (6,18) (7,10) (7,12) (7,14) (7,8) (7,16) (7,9) (7,22) (7,21) (7,18) (8,10) (8,12) (8,14) (8,15) (8,16) (8,19) (8,9) (8,21) (9,12) (9,20) (9,15) (9,16) (9,22) (9,21) (9,18) (10,12) (10,20) (10,14) (10,15) (10,16) (10,18) (12,16) (12,19) (13,17) (14,20) (14,16) (15,16) (15,22) (15,21) (16,20) (16,21) (16,18) (18,22) (18,21) (19,20) (19,22) (19,21) (21,22)\nQ: Is there a path between node 0 and node 13?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1698"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,21) (0,11) (0,15) (0,4) (0,22) (0,5) (0,3) (0,6) (0,20) (0,13) (0,18) (0,9) (0,1) (0,12) (0,24) (0,16) (0,8) (0,23) (0,2) (1,21) (1,11) (1,15) (1,4) (1,22) (1,5) (1,3) (1,6) (1,20) (1,13) (1,18) (1,9) (1,12) (1,24) (1,16) (1,8) (1,23) (1,2) (2,21) (2,11) (2,15) (2,4) (2,22) (2,5) (2,3) (2,6) (2,20) (2,13) (2,18) (2,9) (2,12) (2,24) (2,16) (2,8) (2,23) (3,21) (3,11) (3,15) (3,4) (3,22) (3,5) (3,6) (3,20) (3,13) (3,18) (3,9) (3,12) (3,24) (3,16) (3,8) (3,23) (4,21) (4,11) (4,15) (4,22) (4,5) (4,6) (4,20) (4,13) (4,18) (4,9) (4,12) (4,24) (4,16) (4,8) (4,23) (5,21) (5,11) (5,15) (5,22) (5,6) (5,20) (5,13) (5,18) (5,9) (5,12) (5,24) (5,16) (5,8) (5,23) (6,21) (6,11) (6,15) (6,22) (6,20) (6,13) (6,18) (6,9) (6,12) (6,24) (6,16) (6,8) (6,23) (7,10) (7,14) (7,17) (7,19) (8,21) (8,11) (8,15) (8,22) (8,20) (8,13) (8,18) (8,9) (8,12) (8,24) (8,16) (8,23) (9,21) (9,11) (9,15) (9,22) (9,20) (9,13) (9,18) (9,12) (9,24) (9,16) (9,23) (10,14) (10,17) (10,19) (11,21) (11,15) (11,22) (11,20) (11,13) (11,18) (11,12) (11,24) (11,16) (11,23) (12,21) (12,15) (12,22) (12,20) (12,13) (12,18) (12,24) (12,16) (12,23) (13,21) (13,15) (13,22) (13,20) (13,18) (13,24) (13,16) (13,23) (14,17) (14,19) (15,21) (15,22) (15,20) (15,18) (15,24) (15,16) (15,23) (16,21) (16,22) (16,20) (16,18) (16,24) (16,23) (17,19) (18,21) (18,22) (18,20) (18,24) (18,23) (20,21) (20,22) (20,24) (20,23) (21,22) (21,24) (21,23) (22,24) (22,23) (23,24)\nQ: Is there a path between node 9 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1699"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,32) (0,29) (0,7) (0,15) (1,30) (1,10) (1,8) (2,27) (2,18) (2,20) (2,7) (2,26) (3,14) (3,9) (4,18) (4,11) (4,13) (4,15) (5,30) (5,21) (6,14) (6,21) (6,17) (7,18) (7,22) (7,31) (7,29) (7,26) (8,14) (8,10) (9,21) (10,12) (10,21) (10,17) (11,19) (11,22) (11,28) (11,32) (11,29) (11,15) (11,26) (12,30) (12,21) (13,27) (13,20) (13,28) (13,31) (14,17) (15,20) (15,31) (15,26) (16,27) (16,32) (17,30) (18,27) (18,28) (18,32) (18,26) (18,24) (18,23) (19,27) (19,20) (19,31) (19,29) (19,26) (19,24) (20,25) (20,28) (20,32) (20,26) (22,31) (22,23) (23,27) (23,28) (23,26) (25,26) (26,27) (26,28) (26,29) (28,32) (28,31) (29,31)\nQ: Is there a path between node 5 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1700"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,1) (0,5) (1,7) (1,6) (1,8) (1,5) (2,7) (2,8) (2,5) (3,4) (5,7) (5,6) (5,8)\nQ: Is there a path between node 1 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1701"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,13) (0,24) (0,19) (0,5) (0,10) (0,4) (0,2) (0,21) (0,17) (0,23) (0,9) (0,20) (0,15) (0,22) (1,3) (1,18) (1,6) (1,14) (1,8) (1,11) (2,12) (2,7) (2,13) (2,24) (2,19) (2,5) (2,10) (2,4) (2,21) (2,17) (2,23) (2,9) (2,20) (2,15) (2,22) (3,18) (3,6) (3,14) (3,8) (3,11) (4,12) (4,7) (4,13) (4,24) (4,19) (4,5) (4,10) (4,21) (4,17) (4,23) (4,9) (4,20) (4,15) (4,22) (5,12) (5,7) (5,13) (5,24) (5,19) (5,10) (5,21) (5,17) (5,23) (5,9) (5,20) (5,15) (5,22) (6,18) (6,14) (6,8) (6,11) (7,12) (7,13) (7,24) (7,19) (7,10) (7,21) (7,17) (7,23) (7,9) (7,20) (7,15) (7,22) (8,18) (8,14) (8,11) (9,12) (9,13) (9,24) (9,19) (9,10) (9,21) (9,17) (9,23) (9,20) (9,15) (9,22) (10,12) (10,13) (10,24) (10,19) (10,21) (10,17) (10,23) (10,20) (10,15) (10,22) (11,18) (11,14) (12,13) (12,24) (12,19) (12,21) (12,17) (12,23) (12,20) (12,15) (12,22) (13,24) (13,19) (13,21) (13,17) (13,23) (13,20) (13,15) (13,22) (14,18) (15,24) (15,19) (15,21) (15,17) (15,23) (15,20) (15,22) (17,24) (17,19) (17,21) (17,23) (17,20) (17,22) (19,24) (19,21) (19,23) (19,20) (19,22) (20,24) (20,21) (20,23) (20,22) (21,24) (21,23) (21,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 2 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1702"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 21 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1703"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (1,11) (1,9) (1,14) (2,5) (2,6) (3,11) (3,13) (4,11) (4,13) (4,15) (5,7) (5,6) (7,10) (8,11) (8,9) (9,14) (9,12) (11,13) (13,14) (13,15)\nQ: Is there a path between node 7 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1704"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,7) (0,12) (0,32) (0,22) (0,9) (0,20) (0,2) (0,5) (0,14) (0,4) (0,26) (0,21) (1,11) (1,8) (1,24) (1,3) (1,31) (1,28) (1,6) (2,16) (2,7) (2,32) (2,22) (2,9) (2,20) (2,14) (2,4) (2,21) (3,11) (3,8) (3,24) (3,31) (3,28) (4,16) (4,32) (4,22) (4,9) (4,20) (4,5) (4,14) (4,26) (5,16) (5,7) (5,12) (5,32) (5,22) (5,9) (5,20) (5,14) (5,26) (5,21) (6,8) (6,24) (6,31) (6,28) (7,12) (7,32) (7,22) (7,9) (7,14) (7,26) (7,21) (8,24) (8,31) (8,28) (9,16) (9,12) (9,32) (9,20) (9,26) (9,21) (10,23) (10,13) (10,29) (10,19) (10,25) (10,18) (12,32) (12,22) (12,20) (12,26) (12,21) (13,30) (13,27) (13,29) (13,19) (13,25) (13,18) (14,16) (14,32) (14,22) (14,20) (14,26) (15,30) (15,29) (15,25) (15,18) (16,32) (16,22) (16,20) (16,26) (16,21) (17,30) (17,27) (18,30) (18,29) (19,30) (19,23) (19,27) (19,25) (20,32) (20,22) (20,26) (21,32) (21,26) (22,32) (22,26) (23,30) (23,29) (23,25) (24,28) (26,32) (27,30) (27,29) (28,31) (29,30)\nQ: Is there a path between node 13 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1705"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 4 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1706"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (0,4) (1,3) (1,7) (1,2) (2,3) (3,9) (4,6) (5,9) (6,8) (7,9)\nQ: Is there a path between node 7 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1707"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 18 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1708"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,17) (0,13) (0,12) (0,4) (0,1) (1,3) (1,17) (1,16) (1,14) (1,4) (2,5) (2,7) (2,9) (2,11) (2,8) (3,15) (3,13) (3,16) (3,12) (3,14) (3,6) (4,15) (4,13) (4,16) (4,12) (4,6) (5,9) (5,11) (5,10) (6,17) (6,13) (6,12) (7,11) (7,10) (7,8) (8,9) (8,11) (9,10) (10,11) (12,15) (12,17) (12,16) (12,14) (13,17) (13,16) (14,15) (14,17) (15,17) (15,16) (16,17)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1709"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,10) (2,9) (2,5) (3,12) (3,14) (3,4) (3,8) (3,18) (4,19) (4,16) (4,11) (5,20) (5,12) (5,14) (5,11) (6,18) (6,16) (7,15) (8,20) (8,12) (8,18) (8,16) (9,20) (9,14) (9,19) (9,11) (11,13) (11,12) (11,18) (11,16) (12,18) (13,19) (13,18) (14,19) (16,20) (18,19)\nQ: Is there a path between node 1 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1710"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,11) (0,13) (0,3) (0,15) (0,4) (0,2) (1,7) (1,8) (2,14) (2,23) (2,21) (2,6) (2,10) (3,9) (3,17) (3,13) (3,5) (3,19) (3,4) (3,16) (3,10) (4,9) (4,22) (4,6) (5,11) (5,18) (5,23) (6,9) (6,14) (6,17) (6,20) (6,15) (6,21) (7,8) (9,17) (9,15) (9,21) (10,18) (10,12) (10,16) (11,17) (11,15) (11,22) (11,16) (12,15) (12,22) (13,23) (13,16) (14,17) (14,18) (14,20) (14,21) (14,22) (14,16) (15,20) (17,20) (17,19) (17,23) (18,19) (18,23) (19,20) (19,23) (21,23) (21,22)\nQ: Is there a path between node 11 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1711"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,34) (0,1) (0,10) (0,12) (1,12) (2,24) (3,31) (3,30) (3,25) (4,19) (4,6) (5,8) (7,26) (10,20) (10,28) (10,17) (10,18) (12,20) (12,32) (12,17) (13,14) (13,15) (13,21) (13,26) (13,23) (14,15) (14,21) (15,26) (15,23) (16,21) (16,30) (17,20) (17,27) (17,32) (18,27) (18,34) (19,33) (20,27) (21,31) (21,22) (22,26) (22,31) (23,31) (26,31) (28,34) (30,31)\nQ: Is there a path between node 1 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1712"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,15) (0,25) (0,14) (0,7) (0,2) (0,9) (0,5) (1,26) (1,15) (1,25) (1,7) (1,6) (1,2) (1,20) (1,22) (2,25) (2,19) (2,14) (2,4) (3,12) (3,16) (4,15) (4,7) (4,6) (4,8) (5,26) (5,20) (5,8) (5,9) (5,22) (5,13) (6,19) (6,17) (6,7) (6,20) (6,22) (7,19) (7,17) (7,9) (8,19) (9,26) (9,14) (9,24) (11,12) (12,21) (12,18) (12,16) (13,17) (13,22) (14,26) (14,22) (15,19) (15,20) (16,21) (18,23) (19,20) (19,22) (25,26)\nQ: Is there a path between node 7 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1713"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,2) (0,8) (1,6) (2,3) (3,6) (3,7) (4,6) (4,5) (5,8) (7,8)\nQ: Is there a path between node 8 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1714"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 6 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1715"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,25) (0,3) (1,25) (1,29) (2,14) (2,13) (2,20) (2,18) (2,31) (2,9) (2,27) (2,21) (2,12) (2,7) (2,33) (2,11) (2,24) (2,26) (2,30) (3,25) (4,23) (4,22) (4,34) (4,5) (5,23) (5,22) (5,34) (6,14) (6,13) (6,20) (6,18) (6,27) (6,21) (6,12) (6,7) (6,28) (6,24) (6,26) (6,30) (7,14) (7,13) (7,20) (7,31) (7,17) (7,9) (7,27) (7,21) (7,12) (7,10) (7,33) (7,28) (7,30) (8,14) (8,13) (8,31) (8,17) (8,9) (8,27) (8,12) (8,33) (8,11) (8,28) (8,26) (8,30) (9,14) (9,13) (9,20) (9,18) (9,27) (9,21) (9,12) (9,10) (9,33) (9,24) (9,26) (9,19) (9,30) (10,13) (10,20) (10,18) (10,31) (10,17) (10,27) (10,12) (10,33) (10,11) (10,28) (10,24) (11,14) (11,13) (11,20) (11,18) (11,31) (11,12) (11,33) (11,28) (11,24) (11,26) (11,30) (12,14) (12,13) (12,20) (12,18) (12,17) (12,27) (12,21) (12,33) (12,19) (13,14) (13,20) (13,18) (13,31) (13,17) (13,21) (13,28) (13,24) (13,26) (14,18) (14,31) (14,17) (14,27) (14,21) (14,33) (14,26) (15,32) (17,18) (17,31) (17,27) (17,33) (17,28) (17,24) (17,26) (17,19) (17,30) (18,20) (18,31) (18,33) (18,24) (18,26) (18,19) (18,30) (19,31) (19,27) (19,21) (19,33) (19,28) (19,26) (20,31) (20,27) (20,21) (20,33) (20,24) (20,26) (20,30) (21,27) (21,33) (21,28) (21,24) (21,30) (22,23) (22,34) (23,34) (24,33) (24,26) (25,29) (26,31) (26,33) (26,30) (27,31) (27,33) (27,28) (27,30) (28,31) (28,33) (28,30) (30,31) (30,33) (31,33)\nQ: Is there a path between node 34 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1716"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (0,21) (0,18) (1,24) (1,3) (3,24) (3,14) (4,6) (4,5) (4,23) (6,14) (6,21) (6,23) (7,11) (8,19) (8,13) (9,15) (9,19) (10,11) (10,12) (10,16) (10,17) (11,12) (11,16) (12,17) (13,15) (13,22) (14,23) (15,22) (16,17) (18,24) (18,21)\nQ: Is there a path between node 21 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1717"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 3 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1718"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 23 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1719"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,19) (0,17) (0,7) (0,16) (0,21) (1,22) (1,19) (1,20) (1,21) (2,23) (2,6) (3,13) (3,18) (3,4) (3,10) (3,21) (4,19) (4,10) (4,16) (5,14) (5,12) (5,9) (5,11) (6,14) (6,23) (7,15) (7,22) (7,18) (7,8) (7,17) (7,20) (8,13) (8,21) (9,12) (9,11) (10,17) (13,19) (13,17) (13,21) (15,20) (16,18) (16,20) (19,20) (19,21)\nQ: Is there a path between node 4 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1720"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,12) (0,2) (0,11) (0,8) (0,13) (1,4) (1,10) (1,17) (1,5) (1,14) (1,7) (1,6) (1,15) (2,3) (2,18) (2,12) (2,11) (2,8) (2,13) (3,18) (3,12) (3,11) (3,8) (3,13) (4,10) (4,17) (4,5) (4,14) (4,7) (4,6) (4,15) (5,10) (5,17) (5,14) (5,7) (5,6) (5,15) (6,10) (6,17) (6,14) (6,7) (6,15) (7,10) (7,17) (7,14) (7,15) (8,18) (8,12) (8,11) (8,13) (9,16) (10,17) (10,14) (10,15) (11,18) (11,12) (11,13) (12,18) (12,13) (13,18) (14,17) (14,15) (15,17)\nQ: Is there a path between node 16 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1721"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 8 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1722"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,3) (0,7) (0,10) (0,13) (0,12) (0,16) (1,14) (1,2) (1,5) (1,9) (1,8) (1,15) (1,4) (1,6) (2,14) (2,5) (2,9) (2,8) (2,15) (2,4) (2,6) (3,11) (3,7) (3,10) (3,13) (3,12) (3,16) (4,14) (4,5) (4,9) (4,8) (4,15) (4,6) (5,14) (5,9) (5,8) (5,15) (5,6) (6,14) (6,9) (6,8) (6,15) (7,11) (7,10) (7,13) (7,12) (7,16) (8,14) (8,9) (8,15) (9,14) (9,15) (10,11) (10,13) (10,12) (10,16) (11,13) (11,12) (11,16) (12,13) (12,16) (13,16) (14,15)\nQ: Is there a path between node 16 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1723"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 19 and node 25?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1724"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (3,4)\nQ: Is there a path between node 0 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1725"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,4) (0,15) (0,19) (0,8) (0,17) (0,13) (0,3) (0,14) (0,5) (0,2) (0,16) (0,1) (0,10) (1,20) (1,4) (1,15) (1,19) (1,8) (1,17) (1,13) (1,3) (1,14) (1,5) (1,2) (1,16) (1,10) (2,20) (2,4) (2,15) (2,19) (2,8) (2,17) (2,13) (2,3) (2,14) (2,5) (2,16) (2,10) (3,20) (3,4) (3,15) (3,19) (3,8) (3,17) (3,13) (3,14) (3,5) (3,16) (3,10) (4,20) (4,15) (4,19) (4,8) (4,17) (4,13) (4,14) (4,5) (4,16) (4,10) (5,20) (5,15) (5,19) (5,8) (5,17) (5,13) (5,14) (5,16) (5,10) (6,12) (6,22) (6,9) (6,18) (6,21) (6,7) (6,11) (7,12) (7,22) (7,9) (7,18) (7,21) (7,11) (8,20) (8,15) (8,19) (8,17) (8,13) (8,14) (8,16) (8,10) (9,12) (9,22) (9,18) (9,21) (9,11) (10,20) (10,15) (10,19) (10,17) (10,13) (10,14) (10,16) (11,12) (11,22) (11,18) (11,21) (12,22) (12,18) (12,21) (13,20) (13,15) (13,19) (13,17) (13,14) (13,16) (14,20) (14,15) (14,19) (14,17) (14,16) (15,20) (15,19) (15,17) (15,16) (16,20) (16,19) (16,17) (17,20) (17,19) (18,22) (18,21) (19,20) (21,22)\nQ: Is there a path between node 2 and node 20?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1726"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,1) (0,3) (0,10) (0,4) (1,11) (1,3) (1,10) (1,4) (2,7) (3,11) (3,4) (4,5) (4,11) (5,11) (6,9) (6,8) (7,9) (7,8) (8,9) (10,11)\nQ: Is there a path between node 2 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1727"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,15) (0,18) (0,27) (0,9) (0,13) (0,25) (0,3) (1,8) (1,5) (1,26) (1,12) (1,2) (1,16) (1,14) (2,8) (2,26) (2,12) (2,16) (2,14) (3,7) (3,4) (3,15) (3,18) (3,27) (3,13) (4,7) (4,15) (4,18) (4,27) (4,13) (5,8) (5,12) (5,11) (5,16) (5,14) (5,20) (6,17) (6,21) (6,29) (6,28) (7,15) (7,18) (7,27) (7,9) (7,13) (8,26) (8,23) (8,16) (8,14) (9,15) (10,29) (10,24) (11,12) (11,16) (11,14) (11,20) (12,22) (12,23) (12,14) (12,20) (13,18) (13,27) (14,26) (14,22) (14,23) (14,20) (15,18) (15,27) (15,25) (16,26) (16,22) (16,23) (16,20) (17,21) (17,19) (17,24) (17,28) (19,21) (19,29) (19,24) (19,28) (20,26) (20,22) (20,23) (21,29) (21,24) (22,26) (22,23) (24,29) (24,28) (25,27)\nQ: Is there a path between node 1 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1728"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 18 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1729"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 6 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1730"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,16) (0,9) (0,3) (0,4) (0,8) (0,17) (1,6) (1,12) (1,13) (1,18) (1,2) (1,4) (1,8) (1,17) (2,6) (2,12) (2,15) (2,9) (2,13) (2,18) (2,4) (2,8) (2,17) (3,6) (3,16) (3,12) (3,9) (3,13) (3,18) (3,8) (3,17) (3,5) (4,6) (4,16) (4,12) (4,9) (4,18) (4,17) (4,5) (5,6) (5,12) (5,15) (5,9) (5,17) (6,12) (6,15) (6,9) (6,13) (6,18) (6,8) (7,10) (7,11) (7,19) (8,16) (8,15) (8,9) (8,18) (9,16) (9,12) (9,15) (9,13) (9,18) (9,17) (10,19) (11,14) (11,19) (12,16) (12,15) (12,13) (12,17) (13,18) (14,19) (15,17) (16,17) (17,18)\nQ: Is there a path between node 14 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1731"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (0,6) (0,2) (0,3) (0,7) (0,5) (1,8) (1,6) (1,2) (1,3) (1,7) (1,5) (2,8) (2,6) (2,3) (2,7) (2,5) (3,8) (3,6) (3,7) (3,5) (5,8) (5,6) (5,7) (6,8) (6,7) (7,8)\nQ: Is there a path between node 8 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1732"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,1) (2,3) (4,6) (5,6) (5,7)\nQ: Is there a path between node 0 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1733"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (0,8) (0,18) (0,6) (0,1) (0,12) (0,3) (0,7) (0,14) (0,10) (0,19) (0,16) (0,13) (1,17) (1,8) (1,18) (1,2) (1,19) (2,8) (2,6) (2,20) (2,14) (3,17) (3,18) (3,6) (3,14) (3,10) (3,19) (4,17) (4,18) (4,6) (4,19) (4,13) (5,15) (6,17) (6,8) (6,18) (6,13) (7,17) (7,14) (7,10) (8,20) (9,15) (9,11) (10,17) (10,18) (11,15) (12,17) (12,18) (12,14) (12,19) (13,17) (13,18) (13,20) (14,17) (14,18) (14,20) (18,20) (19,20)\nQ: Is there a path between node 1 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1734"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 3 and node 23?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1735"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 3 and node 17?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1736"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,11) (0,17) (0,3) (0,19) (0,9) (0,16) (0,15) (0,7) (0,12) (0,2) (1,11) (1,10) (1,3) (1,4) (1,8) (1,19) (1,13) (1,9) (1,16) (1,15) (1,7) (1,12) (1,2) (2,17) (2,5) (2,16) (2,15) (3,17) (3,10) (3,5) (3,6) (3,8) (3,13) (3,9) (3,16) (3,15) (3,7) (3,12) (4,11) (4,5) (4,8) (4,19) (4,13) (4,9) (4,7) (4,12) (5,11) (5,10) (5,6) (5,8) (5,19) (5,13) (5,7) (6,11) (6,17) (6,10) (6,8) (6,19) (6,13) (6,16) (6,15) (6,7) (6,12) (7,11) (7,17) (7,10) (7,19) (7,9) (7,16) (7,15) (8,11) (8,17) (8,10) (8,19) (8,13) (8,15) (8,12) (9,11) (9,17) (9,10) (9,13) (9,16) (9,15) (10,11) (10,17) (10,19) (10,13) (10,15) (10,12) (11,19) (11,15) (11,12) (12,17) (12,19) (12,13) (13,19) (13,16) (13,15) (14,18) (15,19) (15,16) (16,17) (17,19)\nQ: Is there a path between node 14 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1737"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,11) (3,15) (3,8) (5,18) (5,7) (6,17) (6,7) (7,13) (7,8) (7,14) (8,18) (8,12) (9,11) (9,15) (9,13) (9,17) (10,18) (11,13) (11,17) (12,18) (12,17) (12,14) (13,17) (14,17) (17,18)\nQ: Is there a path between node 14 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1738"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,4) (0,16) (0,21) (0,1) (0,25) (0,14) (0,9) (0,5) (0,6) (0,12) (0,17) (0,24) (0,23) (1,29) (1,4) (1,27) (1,16) (1,21) (1,14) (1,9) (1,6) (1,24) (1,23) (2,26) (2,10) (2,22) (2,15) (2,28) (2,8) (2,30) (2,19) (3,26) (3,10) (3,11) (3,22) (3,15) (3,28) (3,8) (3,30) (3,19) (3,20) (4,29) (4,27) (4,16) (4,21) (4,14) (4,9) (4,5) (4,6) (4,12) (4,24) (5,29) (5,27) (5,21) (5,7) (5,14) (5,12) (5,17) (5,24) (5,23) (6,29) (6,27) (6,7) (6,25) (6,14) (6,9) (6,12) (6,24) (6,23) (7,25) (7,14) (7,9) (7,12) (7,17) (7,23) (8,26) (8,10) (8,11) (8,13) (8,30) (8,19) (9,29) (9,27) (9,16) (9,14) (9,12) (9,24) (9,23) (10,26) (10,13) (10,15) (10,28) (10,19) (10,20) (11,26) (11,13) (11,15) (11,28) (11,30) (11,19) (11,20) (12,29) (12,27) (12,16) (12,21) (12,25) (12,17) (12,24) (12,23) (13,26) (13,28) (13,30) (14,29) (14,16) (14,21) (14,25) (14,17) (14,24) (14,23) (15,26) (15,28) (15,30) (15,20) (16,27) (16,21) (16,17) (16,24) (16,23) (17,29) (17,27) (17,21) (17,25) (17,24) (19,26) (19,22) (19,30) (19,20) (20,26) (20,22) (20,28) (21,29) (21,27) (21,25) (21,24) (21,23) (22,26) (22,28) (22,30) (23,29) (23,27) (23,25) (24,29) (24,27) (24,25) (25,29) (26,28) (28,30)\nQ: Is there a path between node 12 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1739"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,2) (0,20) (0,16) (0,14) (0,15) (0,7) (1,18) (1,24) (1,22) (1,5) (1,19) (1,11) (1,17) (2,6) (2,4) (2,23) (2,8) (2,20) (2,16) (2,21) (2,14) (2,15) (2,10) (3,6) (3,4) (3,23) (3,8) (3,16) (3,14) (3,25) (3,15) (3,7) (4,6) (4,23) (4,8) (4,20) (4,16) (4,21) (4,14) (4,15) (4,10) (4,7) (5,18) (5,24) (5,22) (5,13) (5,9) (5,11) (5,12) (6,23) (6,8) (6,20) (6,16) (6,14) (6,25) (6,15) (7,23) (7,20) (7,16) (7,21) (7,14) (7,25) (7,15) (7,10) (8,20) (8,16) (8,14) (8,25) (8,15) (9,18) (9,24) (9,22) (9,19) (9,11) (9,17) (9,12) (10,23) (10,20) (10,16) (10,21) (10,14) (10,25) (11,22) (11,19) (11,17) (11,12) (12,18) (12,13) (12,19) (13,18) (13,24) (13,22) (13,17) (14,23) (14,20) (14,16) (14,25) (15,20) (15,16) (15,21) (15,25) (16,23) (16,20) (16,25) (17,18) (17,22) (17,19) (18,24) (18,22) (18,19) (19,24) (19,22) (20,21) (20,25) (21,23) (21,25) (22,24) (23,25)\nQ: Is there a path between node 15 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1740"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 12 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1741"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1742"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,13) (0,24) (0,19) (0,5) (0,10) (0,4) (0,2) (0,21) (0,17) (0,23) (0,9) (0,20) (0,15) (0,22) (1,3) (1,18) (1,6) (1,14) (1,8) (1,11) (2,12) (2,7) (2,13) (2,24) (2,19) (2,5) (2,10) (2,4) (2,21) (2,17) (2,23) (2,9) (2,20) (2,15) (2,22) (3,18) (3,6) (3,14) (3,8) (3,11) (4,12) (4,7) (4,13) (4,24) (4,19) (4,5) (4,10) (4,21) (4,17) (4,23) (4,9) (4,20) (4,15) (4,22) (5,12) (5,7) (5,13) (5,24) (5,19) (5,10) (5,21) (5,17) (5,23) (5,9) (5,20) (5,15) (5,22) (6,18) (6,14) (6,8) (6,11) (7,12) (7,13) (7,24) (7,19) (7,10) (7,21) (7,17) (7,23) (7,9) (7,20) (7,15) (7,22) (8,18) (8,14) (8,11) (9,12) (9,13) (9,24) (9,19) (9,10) (9,21) (9,17) (9,23) (9,20) (9,15) (9,22) (10,12) (10,13) (10,24) (10,19) (10,21) (10,17) (10,23) (10,20) (10,15) (10,22) (11,18) (11,14) (12,13) (12,24) (12,19) (12,21) (12,17) (12,23) (12,20) (12,15) (12,22) (13,24) (13,19) (13,21) (13,17) (13,23) (13,20) (13,15) (13,22) (14,18) (15,24) (15,19) (15,21) (15,17) (15,23) (15,20) (15,22) (17,24) (17,19) (17,21) (17,23) (17,20) (17,22) (19,24) (19,21) (19,23) (19,20) (19,22) (20,24) (20,21) (20,23) (20,22) (21,24) (21,23) (21,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 10 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1743"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (2,25) (2,28) (2,21) (2,5) (2,23) (3,22) (3,8) (3,6) (3,19) (3,21) (3,31) (3,15) (5,20) (5,16) (5,21) (5,23) (6,18) (6,17) (6,23) (7,10) (8,21) (9,24) (12,22) (12,18) (13,30) (13,27) (14,26) (15,16) (15,19) (15,31) (16,22) (16,20) (16,19) (17,20) (17,21) (17,31) (18,22) (18,25) (18,20) (18,21) (18,23) (19,25) (19,28) (20,28) (20,21) (21,25) (22,25) (22,28) (23,28) (27,29) (29,30) (30,32)\nQ: Is there a path between node 32 and node 11?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1744"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 5 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1745"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,4) (0,9) (0,12) (0,11) (0,5) (1,6) (1,17) (1,8) (1,15) (1,3) (1,2) (1,18) (1,19) (1,13) (1,14) (1,10) (2,6) (2,17) (2,8) (2,15) (2,3) (2,18) (2,19) (2,13) (2,14) (2,10) (3,6) (3,17) (3,8) (3,15) (3,18) (3,19) (3,13) (3,14) (3,10) (4,7) (4,9) (4,12) (4,11) (4,5) (5,7) (5,9) (5,12) (5,11) (6,17) (6,8) (6,15) (6,18) (6,19) (6,13) (6,14) (6,10) (7,9) (7,12) (7,11) (8,17) (8,15) (8,18) (8,19) (8,13) (8,14) (8,10) (9,12) (9,11) (10,17) (10,15) (10,18) (10,19) (10,13) (10,14) (11,12) (13,17) (13,15) (13,18) (13,19) (13,14) (14,17) (14,15) (14,18) (14,19) (15,17) (15,18) (15,19) (17,18) (17,19) (18,19)\nQ: Is there a path between node 14 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1746"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,30) (0,27) (0,33) (0,11) (0,5) (0,12) (0,20) (0,7) (0,28) (0,17) (0,6) (0,4) (0,32) (0,13) (0,3) (0,22) (0,31) (1,25) (1,29) (1,30) (1,27) (1,33) (1,2) (1,5) (1,12) (1,20) (1,28) (1,18) (1,16) (1,24) (1,6) (1,13) (1,3) (1,22) (1,31) (2,25) (2,23) (2,29) (2,30) (2,27) (2,33) (2,11) (2,5) (2,12) (2,7) (2,18) (2,16) (2,17) (2,24) (2,13) (2,22) (2,15) (3,25) (3,23) (3,29) (3,30) (3,12) (3,7) (3,18) (3,16) (3,24) (3,4) (3,13) (3,22) (3,31) (4,23) (4,29) (4,27) (4,33) (4,11) (4,5) (4,7) (4,18) (4,24) (4,32) (4,15) (4,31) (5,25) (5,23) (5,30) (5,27) (5,33) (5,11) (5,12) (5,20) (5,7) (5,28) (5,24) (5,6) (5,32) (5,13) (5,22) (5,15) (5,31) (6,25) (6,23) (6,30) (6,27) (6,33) (6,12) (6,20) (6,7) (6,18) (6,24) (6,32) (6,13) (7,25) (7,30) (7,27) (7,33) (7,20) (7,28) (7,18) (7,24) (7,32) (7,13) (7,22) (7,15) (7,31) (8,14) (8,26) (8,19) (9,14) (9,26) (9,19) (9,21) (9,10) (10,14) (10,26) (10,19) (11,23) (11,29) (11,30) (11,27) (11,33) (11,20) (11,18) (11,16) (11,17) (11,32) (11,13) (11,22) (11,15) (11,31) (12,25) (12,23) (12,29) (12,27) (12,33) (12,28) (12,16) (12,24) (12,13) (12,22) (12,15) (12,31) (13,25) (13,23) (13,29) (13,27) (13,33) (13,20) (13,28) (13,18) (13,16) (13,17) (13,24) (13,32) (13,15) (13,31) (14,26) (15,25) (15,23) (15,29) (15,30) (15,33) (15,16) (15,17) (15,24) (15,22) (15,31) (16,25) (16,23) (16,29) (16,30) (16,27) (16,28) (16,17) (16,24) (16,32) (16,22) (17,25) (17,23) (17,29) (17,33) (17,20) (17,18) (17,24) (17,31) (18,25) (18,29) (18,30) (18,33) (18,28) (18,24) (18,31) (20,25) (20,23) (20,30) (20,24) (20,32) (20,22) (20,31) (21,26) (22,25) (22,29) (22,30) (22,28) (22,24) (23,25) (23,29) (23,27) (23,28) (23,24) (23,32) (24,25) (24,29) (24,27) (24,33) (24,28) (24,31) (25,29) (25,30) (25,27) (25,28) (25,32) (25,31) (27,29) (27,30) (27,33) (27,28) (28,29) (28,30) (28,33) (28,32) (28,31) (29,30) (29,33) (29,32) (29,31) (30,33) (30,32) (30,31) (31,33) (31,32) (32,33)\nQ: Is there a path between node 22 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1747"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,9) (1,8) (1,4) (2,8) (2,4) (2,3) (3,7) (3,6) (3,10) (3,12) (3,11) (4,10) (4,12) (6,14) (6,8) (6,10) (7,14) (7,11) (8,14) (8,12) (10,14) (11,14) (12,14)\nQ: Is there a path between node 11 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1748"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (1,25) (1,2) (1,10) (1,12) (1,3) (2,8) (2,22) (2,25) (2,26) (2,19) (2,11) (2,12) (2,7) (2,21) (3,25) (3,26) (3,10) (3,27) (3,21) (5,24) (5,6) (6,23) (6,9) (7,22) (7,25) (7,11) (8,20) (8,22) (8,25) (8,26) (8,27) (9,24) (10,14) (10,25) (10,13) (10,27) (10,21) (11,22) (11,12) (11,17) (11,21) (12,19) (12,18) (12,17) (12,27) (12,21) (13,17) (13,21) (14,17) (14,21) (15,23) (15,24) (16,22) (17,22) (17,25) (17,19) (18,20) (18,26) (18,21) (19,22) (19,26) (19,27) (20,27) (22,25) (25,26)\nQ: Is there a path between node 3 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1749"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 17 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1750"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,12) (0,5) (0,6) (0,4) (0,8) (0,2) (0,9) (0,1) (0,7) (1,12) (1,5) (1,6) (1,4) (1,8) (1,2) (1,9) (1,10) (1,7) (2,8) (2,10) (2,7) (4,11) (4,12) (4,5) (4,6) (4,8) (4,9) (4,7) (5,11) (5,6) (5,8) (5,10) (5,7) (6,11) (6,12) (6,8) (6,9) (7,11) (7,12) (7,9) (7,10) (8,12) (8,9) (8,10) (9,11) (9,12) (9,10) (10,11) (10,12) (11,12)\nQ: Is there a path between node 12 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1751"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,21) (0,8) (0,11) (0,16) (0,13) (0,10) (0,20) (0,6) (0,4) (1,14) (1,17) (1,18) (1,5) (1,19) (1,2) (2,22) (2,14) (2,5) (3,8) (3,11) (3,10) (3,12) (3,6) (4,11) (4,13) (4,20) (4,12) (5,22) (5,14) (5,17) (5,18) (5,9) (5,19) (6,8) (6,11) (6,16) (6,13) (6,10) (6,20) (6,12) (7,15) (8,11) (8,13) (8,10) (8,20) (8,12) (9,22) (9,14) (9,17) (9,18) (9,19) (10,21) (10,13) (11,16) (11,13) (11,20) (11,12) (12,21) (12,16) (12,13) (12,20) (13,21) (13,16) (13,20) (14,22) (14,18) (16,21) (16,20) (17,22) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 22 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1752"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,2) (1,5) (1,2) (2,5) (2,10) (3,10) (3,4) (3,8) (4,5) (5,10) (5,8) (7,11) (8,10) (9,11)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1753"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (2,3) (2,5) (3,5) (4,6)\nQ: Is there a path between node 3 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1754"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,31) (0,11) (0,27) (0,18) (1,4) (1,12) (1,31) (1,7) (1,25) (1,8) (1,18) (2,17) (2,14) (2,6) (2,10) (2,19) (3,17) (3,22) (3,9) (4,12) (4,30) (4,31) (4,13) (4,27) (4,18) (5,29) (5,16) (5,22) (5,21) (5,20) (5,28) (5,19) (6,29) (6,9) (6,10) (6,28) (7,11) (7,27) (7,15) (7,18) (8,30) (8,23) (8,11) (9,14) (9,21) (9,10) (11,23) (11,18) (12,30) (12,31) (12,27) (12,25) (12,15) (12,18) (13,23) (13,25) (13,15) (14,29) (14,17) (16,24) (16,17) (16,20) (17,29) (18,30) (18,26) (20,29) (21,24) (22,24) (23,27) (23,25) (25,26) (25,27) (26,31) (27,31) (28,29)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1755"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 12 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1756"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,2) (2,3)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1757"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 26 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1758"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,8) (0,10) (0,4) (0,16) (0,5) (0,2) (0,7) (0,9) (0,15) (0,13) (0,1) (0,12) (0,14) (0,3) (1,11) (1,8) (1,10) (1,4) (1,16) (1,5) (1,2) (1,7) (1,9) (1,15) (1,13) (1,12) (1,14) (1,3) (2,11) (2,8) (2,10) (2,4) (2,16) (2,5) (2,7) (2,9) (2,15) (2,13) (2,12) (2,14) (2,3) (3,11) (3,8) (3,10) (3,4) (3,16) (3,5) (3,7) (3,9) (3,15) (3,13) (3,12) (3,14) (4,11) (4,8) (4,10) (4,16) (4,5) (4,7) (4,9) (4,15) (4,13) (4,12) (4,14) (5,11) (5,8) (5,10) (5,16) (5,7) (5,9) (5,15) (5,13) (5,12) (5,14) (7,11) (7,8) (7,10) (7,16) (7,9) (7,15) (7,13) (7,12) (7,14) (8,11) (8,10) (8,16) (8,9) (8,15) (8,13) (8,12) (8,14) (9,11) (9,10) (9,16) (9,15) (9,13) (9,12) (9,14) (10,11) (10,16) (10,15) (10,13) (10,12) (10,14) (11,16) (11,15) (11,13) (11,12) (11,14) (12,16) (12,15) (12,13) (12,14) (13,16) (13,15) (13,14) (14,16) (14,15) (15,16)\nQ: Is there a path between node 10 and node 13?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1759"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 4 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1760"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 11 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1761"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,11) (0,1) (0,25) (0,28) (0,16) (0,31) (0,2) (0,23) (1,20) (1,26) (1,24) (1,10) (1,31) (1,21) (2,26) (2,19) (2,11) (2,5) (2,15) (2,32) (2,33) (2,8) (2,16) (2,31) (2,21) (2,30) (3,12) (3,4) (4,18) (5,11) (5,24) (6,14) (6,12) (6,9) (6,13) (7,26) (7,25) (7,33) (7,8) (7,21) (8,26) (8,19) (8,32) (8,31) (9,12) (10,19) (10,11) (10,25) (11,33) (11,24) (12,14) (14,18) (15,19) (15,17) (15,32) (15,25) (15,31) (15,21) (16,26) (16,32) (17,20) (17,19) (17,23) (19,24) (19,31) (19,21) (19,30) (21,32) (21,25) (21,24) (21,31) (23,31) (24,28) (25,32) (25,33) (25,28) (26,32) (26,33) (26,28) (26,31) (26,30) (28,33) (28,30) (31,32)\nQ: Is there a path between node 13 and node 25?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1762"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (0,11) (0,17) (0,1) (0,2) (0,12) (0,6) (0,18) (0,7) (0,15) (1,19) (1,8) (1,9) (1,11) (1,2) (1,12) (1,6) (1,7) (1,15) (2,19) (2,4) (2,9) (2,11) (2,17) (2,12) (2,6) (2,18) (2,15) (3,5) (3,13) (3,10) (4,19) (4,8) (4,9) (4,11) (4,17) (4,12) (4,6) (4,7) (4,15) (5,13) (5,10) (6,9) (6,11) (6,12) (6,18) (7,19) (7,8) (7,9) (7,11) (7,17) (7,15) (8,19) (8,11) (8,17) (8,12) (9,17) (9,12) (9,18) (10,13) (11,17) (11,15) (12,19) (12,17) (12,18) (12,15) (14,20) (14,21) (15,17) (15,18) (17,19) (17,18) (18,19) (20,21)\nQ: Is there a path between node 14 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1763"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,1) (0,6) (0,14) (1,10) (2,25) (2,5) (2,20) (2,18) (3,22) (3,6) (3,19) (3,23) (4,9) (4,18) (5,15) (5,25) (5,17) (5,20) (6,11) (6,24) (6,14) (6,7) (6,21) (7,24) (8,25) (8,17) (8,20) (8,18) (9,25) (10,24) (10,22) (10,21) (11,22) (11,19) (11,23) (12,15) (12,16) (12,17) (13,19) (13,14) (14,22) (14,19) (15,16) (15,18) (16,17) (17,20) (18,25) (19,24) (19,22) (20,25) (21,23) (22,24) (22,23)\nQ: Is there a path between node 21 and node 24?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1764"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,18) (1,4) (1,11) (2,21) (2,20) (2,24) (3,24) (4,13) (4,15) (4,8) (5,19) (5,24) (6,20) (6,24) (7,25) (7,21) (8,17) (8,15) (8,12) (9,13) (9,12) (10,16) (11,13) (11,18) (11,23) (11,14) (11,12) (13,17) (14,23) (15,18) (15,23) (18,23) (19,25) (19,24) (20,21) (21,25) (24,25)\nQ: Is there a path between node 23 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1765"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 4 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1766"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,6) (0,3) (0,18) (0,1) (0,15) (0,12) (0,14) (0,9) (0,16) (0,8) (0,2) (0,11) (0,19) (1,7) (1,6) (1,3) (1,18) (1,15) (1,9) (1,8) (1,2) (1,20) (2,7) (2,3) (2,18) (2,15) (2,12) (2,14) (2,9) (2,16) (2,8) (2,11) (2,19) (2,20) (3,18) (3,15) (3,12) (3,9) (3,16) (3,8) (3,19) (3,20) (4,13) (4,17) (5,17) (6,7) (6,18) (6,15) (6,14) (6,9) (6,16) (6,11) (6,19) (6,20) (7,15) (7,12) (7,14) (7,9) (7,16) (8,18) (8,12) (8,14) (8,9) (8,16) (8,11) (8,19) (8,20) (9,18) (9,15) (9,12) (9,11) (9,19) (9,20) (10,13) (11,18) (11,12) (11,14) (11,16) (11,19) (11,20) (12,18) (12,15) (12,14) (12,19) (12,20) (13,17) (14,19) (16,18) (16,19) (18,20)\nQ: Is there a path between node 20 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1767"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 3 and node 16?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1768"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 21 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1769"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,15) (1,14) (1,3) (1,9) (1,10) (1,4) (1,7) (1,6) (1,13) (1,12) (1,11) (2,15) (3,14) (3,8) (3,9) (3,10) (3,4) (3,12) (3,11) (4,8) (4,9) (4,10) (4,7) (4,5) (4,11) (5,9) (5,7) (5,13) (5,12) (5,11) (6,14) (6,8) (6,7) (6,13) (6,11) (7,8) (7,9) (7,10) (7,11) (8,14) (8,10) (8,12) (8,11) (9,14) (9,10) (9,13) (9,12) (10,14) (10,13) (10,12) (11,14) (11,13) (11,12) (12,14)\nQ: Is there a path between node 8 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1770"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,10) (0,17) (0,4) (0,21) (0,1) (0,2) (0,18) (0,7) (0,19) (0,11) (0,3) (0,5) (0,14) (1,6) (1,10) (1,17) (1,21) (1,16) (1,18) (1,7) (1,8) (1,11) (2,6) (2,10) (2,17) (2,4) (2,21) (2,16) (2,13) (2,18) (2,7) (2,8) (2,19) (2,3) (2,5) (3,6) (3,10) (3,17) (3,4) (3,21) (3,16) (3,13) (3,18) (3,7) (3,19) (4,10) (4,16) (4,18) (4,7) (4,8) (4,19) (4,5) (5,6) (5,16) (5,13) (5,18) (5,7) (5,8) (5,19) (5,14) (6,10) (6,17) (6,21) (6,16) (6,13) (6,18) (6,7) (6,19) (6,11) (6,14) (7,10) (7,17) (7,21) (7,16) (7,13) (7,18) (7,8) (7,19) (7,11) (7,14) (8,10) (8,17) (8,21) (8,16) (8,13) (8,18) (8,19) (8,11) (9,20) (10,17) (10,21) (10,13) (10,18) (10,19) (10,11) (10,14) (11,17) (11,16) (11,13) (11,18) (11,19) (12,15) (13,21) (13,16) (13,18) (13,19) (13,14) (14,17) (14,21) (14,16) (14,18) (14,19) (16,17) (16,21) (16,18) (17,18) (18,21) (18,19) (19,21)\nQ: Is there a path between node 9 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1771"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,13) (0,8) (0,18) (0,25) (0,14) (0,17) (0,21) (1,13) (1,26) (1,14) (1,20) (1,17) (1,24) (1,6) (2,8) (2,18) (2,9) (2,26) (2,14) (2,10) (2,15) (3,16) (3,12) (4,13) (4,8) (4,18) (4,25) (4,6) (5,19) (5,13) (5,10) (5,20) (5,22) (5,17) (5,6) (6,8) (6,18) (6,9) (6,26) (6,14) (6,17) (6,21) (6,15) (6,23) (7,25) (7,14) (7,22) (7,24) (7,15) (7,23) (8,13) (8,25) (8,24) (8,23) (9,25) (9,27) (9,26) (9,14) (9,17) (9,24) (9,23) (10,19) (10,13) (10,25) (10,22) (11,12) (12,16) (13,19) (13,18) (13,21) (14,19) (14,18) (14,22) (15,19) (15,25) (15,23) (17,25) (17,22) (17,21) (17,24) (18,21) (18,24) (19,26) (19,22) (19,24) (19,23) (20,25) (20,26) (20,24) (20,23) (21,27) (21,23) (22,25) (22,26) (22,23) (25,27) (25,26)\nQ: Is there a path between node 19 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1772"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,11) (0,1) (0,13) (0,15) (0,16) (0,9) (0,14) (0,3) (0,12) (0,17) (0,2) (0,18) (1,11) (1,13) (1,15) (1,16) (1,9) (1,8) (1,14) (1,3) (1,4) (1,17) (1,18) (2,11) (2,13) (2,15) (2,9) (2,8) (2,14) (2,3) (2,12) (2,17) (2,18) (3,11) (3,13) (3,15) (3,16) (3,9) (3,8) (3,14) (3,12) (3,17) (3,18) (4,13) (4,15) (4,16) (4,8) (4,14) (4,12) (4,18) (5,6) (5,7) (5,10) (6,7) (6,10) (7,10) (8,11) (8,15) (8,16) (8,18) (9,11) (9,13) (9,15) (9,16) (9,14) (9,12) (9,17) (9,18) (11,13) (11,16) (11,17) (11,18) (12,15) (12,16) (12,17) (12,18) (13,15) (13,18) (14,15) (14,17) (15,16) (16,17) (16,18) (17,18)\nQ: Is there a path between node 4 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1773"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,11) (0,8) (0,17) (0,13) (0,6) (0,3) (0,15) (0,7) (1,14) (1,19) (1,9) (1,21) (1,12) (1,22) (1,4) (1,18) (1,5) (1,10) (1,20) (2,16) (3,23) (3,11) (3,8) (3,17) (3,13) (3,6) (3,15) (3,7) (4,14) (4,19) (4,9) (4,21) (4,12) (4,22) (4,18) (4,5) (4,10) (4,20) (5,14) (5,19) (5,9) (5,21) (5,12) (5,22) (5,18) (5,10) (5,20) (6,23) (6,11) (6,8) (6,17) (6,13) (6,15) (6,7) (7,23) (7,11) (7,8) (7,17) (7,13) (7,15) (8,23) (8,11) (8,17) (8,13) (8,15) (9,14) (9,19) (9,21) (9,12) (9,22) (9,18) (9,10) (9,20) (10,14) (10,19) (10,21) (10,12) (10,22) (10,18) (10,20) (11,23) (11,17) (11,13) (11,15) (12,14) (12,19) (12,21) (12,22) (12,18) (12,20) (13,23) (13,17) (13,15) (14,19) (14,21) (14,22) (14,18) (14,20) (15,23) (15,17) (17,23) (18,19) (18,21) (18,22) (18,20) (19,21) (19,22) (19,20) (20,21) (20,22) (21,22)\nQ: Is there a path between node 13 and node 18?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1774"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,1) (0,15) (0,6) (0,9) (0,4) (0,16) (0,19) (1,20) (1,15) (1,6) (1,9) (1,4) (1,16) (1,19) (2,14) (2,10) (2,3) (2,11) (2,7) (2,18) (2,5) (2,12) (2,17) (2,8) (3,14) (3,10) (3,11) (3,7) (3,18) (3,5) (3,12) (3,17) (3,8) (4,20) (4,15) (4,6) (4,9) (4,16) (4,19) (5,14) (5,10) (5,11) (5,7) (5,18) (5,12) (5,17) (5,8) (6,20) (6,15) (6,9) (6,16) (6,19) (7,14) (7,10) (7,11) (7,18) (7,12) (7,17) (7,8) (8,14) (8,10) (8,11) (8,18) (8,12) (8,17) (9,20) (9,15) (9,16) (9,19) (10,14) (10,11) (10,18) (10,12) (10,17) (11,14) (11,18) (11,12) (11,17) (12,14) (12,18) (12,17) (14,18) (14,17) (15,20) (15,16) (15,19) (16,20) (16,19) (17,18) (19,20)\nQ: Is there a path between node 6 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1775"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,11) (0,9) (0,12) (1,2) (1,4) (1,11) (1,9) (1,13) (1,8) (1,12) (2,6) (2,3) (2,4) (2,11) (2,9) (2,13) (2,8) (3,6) (3,9) (3,13) (3,8) (3,12) (4,6) (4,11) (4,9) (4,13) (4,8) (4,12) (5,7) (5,10) (6,11) (6,9) (6,8) (6,12) (8,9) (8,12) (9,11) (9,12) (11,13) (12,13)\nQ: Is there a path between node 10 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1776"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (2,7) (2,6) (2,4) (5,7) (6,8)\nQ: Is there a path between node 1 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1777"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,34) (0,4) (0,7) (0,28) (0,8) (0,15) (0,23) (0,13) (0,22) (0,32) (0,11) (0,18) (1,7) (1,2) (1,13) (1,27) (1,26) (1,9) (2,14) (2,31) (2,15) (2,23) (2,13) (2,9) (2,22) (2,17) (2,32) (2,18) (3,24) (4,7) (4,27) (4,17) (5,16) (5,12) (5,29) (5,20) (6,34) (6,7) (6,14) (6,31) (6,10) (6,23) (6,26) (6,21) (6,17) (6,18) (7,33) (7,14) (7,28) (7,15) (7,26) (7,19) (8,14) (8,28) (8,31) (8,10) (8,13) (8,25) (8,30) (8,18) (9,14) (9,21) (9,25) (9,22) (9,11) (10,31) (10,15) (10,27) (10,25) (10,17) (10,32) (11,28) (11,31) (11,15) (11,13) (11,27) (11,21) (11,25) (11,22) (12,16) (13,33) (13,14) (13,28) (13,26) (13,21) (13,17) (13,32) (13,18) (14,33) (14,31) (14,23) (14,27) (14,25) (15,34) (15,30) (15,17) (15,19) (16,24) (17,23) (17,26) (17,19) (18,34) (18,21) (18,30) (19,33) (19,21) (19,25) (19,30) (21,33) (21,28) (21,25) (21,30) (22,33) (22,23) (22,26) (22,25) (23,34) (23,25) (25,33) (25,32) (26,33) (26,28) (26,31) (26,32) (27,33) (27,32) (32,33)\nQ: Is there a path between node 30 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1778"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 3 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1779"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 1 and node 9?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1780"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (1,4) (2,4)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1781"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 28 and node 17?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1782"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 2 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1783"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,13) (0,5) (0,11) (0,15) (0,10) (0,16) (0,14) (0,8) (0,9) (1,18) (1,12) (1,7) (1,6) (2,13) (2,11) (2,15) (2,17) (2,16) (2,14) (2,3) (2,8) (2,9) (3,5) (3,11) (3,4) (3,15) (3,10) (3,14) (3,8) (3,9) (4,13) (4,5) (4,17) (4,16) (4,14) (4,8) (5,17) (5,16) (5,14) (6,12) (6,19) (6,20) (6,7) (7,18) (8,15) (8,17) (8,16) (8,14) (8,9) (9,13) (9,11) (9,17) (9,16) (9,14) (10,11) (10,15) (10,17) (10,16) (10,14) (11,13) (11,15) (11,16) (12,18) (12,19) (12,20) (13,17) (13,14) (14,15) (14,17) (14,16) (15,17) (16,17) (18,19) (18,20) (19,20)\nQ: Is there a path between node 17 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1784"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,2) (3,4)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1785"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,18) (0,15) (0,12) (0,5) (1,24) (2,21) (2,23) (2,9) (2,15) (2,19) (3,23) (3,15) (3,8) (3,16) (5,21) (5,22) (5,6) (5,19) (5,8) (5,10) (5,16) (6,14) (6,22) (6,9) (6,12) (6,17) (9,23) (9,22) (9,20) (9,10) (10,22) (10,18) (10,19) (11,24) (12,14) (13,14) (13,21) (13,23) (13,18) (13,15) (14,21) (14,18) (14,15) (14,16) (15,20) (15,17) (17,23) (17,22) (17,18) (17,20) (17,19) (18,19) (19,20) (21,23)\nQ: Is there a path between node 19 and node 18?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1786"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,7) (0,8) (0,10) (0,3) (1,4) (1,11) (1,9) (1,6) (1,12) (1,2) (2,4) (2,11) (2,9) (2,6) (2,12) (3,5) (3,7) (3,8) (3,10) (4,11) (4,9) (4,6) (4,12) (5,7) (5,8) (5,10) (6,11) (6,9) (6,12) (7,8) (7,10) (8,10) (9,11) (9,12) (11,12)\nQ: Is there a path between node 3 and node 12?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1787"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,3) (0,2) (0,1) (1,6) (1,3) (1,2) (2,6) (2,3) (3,6) (4,5)\nQ: Is there a path between node 5 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1788"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (1,8) (1,4) (1,5) (1,7) (1,2) (1,9) (1,6) (2,8) (2,4) (2,5) (2,7) (2,9) (2,6) (4,8) (4,5) (4,7) (4,9) (4,6) (5,8) (5,7) (5,9) (5,6) (6,8) (6,7) (6,9) (7,8) (7,9) (8,9)\nQ: Is there a path between node 0 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1789"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 27 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1790"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,4) (0,1) (0,5) (0,24) (0,3) (0,21) (0,19) (0,9) (0,15) (0,20) (0,27) (0,13) (1,24) (1,21) (1,31) (1,10) (1,7) (1,20) (1,27) (1,13) (2,6) (2,5) (2,24) (2,3) (2,21) (2,19) (2,9) (2,31) (2,15) (2,7) (2,27) (2,13) (3,6) (3,4) (3,5) (3,22) (3,24) (3,21) (3,19) (3,9) (3,31) (3,18) (3,7) (3,20) (4,5) (4,21) (4,19) (4,9) (4,31) (4,7) (4,20) (4,27) (4,13) (5,6) (5,22) (5,24) (5,21) (5,9) (5,31) (5,10) (5,15) (5,18) (5,20) (5,27) (5,13) (6,22) (6,21) (6,19) (6,9) (6,31) (6,10) (6,15) (6,18) (6,7) (6,27) (6,13) (7,22) (7,9) (7,10) (7,15) (7,18) (7,20) (7,27) (7,13) (8,16) (8,11) (8,28) (8,12) (8,25) (8,30) (8,14) (8,32) (8,29) (9,22) (9,24) (9,21) (9,19) (9,31) (9,10) (9,15) (9,18) (9,20) (10,22) (10,19) (10,31) (10,15) (10,20) (10,27) (10,13) (11,16) (11,28) (11,26) (11,23) (11,30) (11,14) (11,32) (11,17) (12,16) (12,28) (12,23) (12,30) (12,14) (12,33) (12,32) (12,17) (12,29) (13,22) (13,24) (13,21) (13,19) (13,15) (13,18) (13,20) (14,28) (14,26) (14,23) (14,25) (14,33) (14,32) (14,29) (15,22) (15,24) (15,21) (15,19) (15,20) (15,27) (16,26) (16,25) (16,30) (16,33) (16,32) (16,17) (16,29) (17,28) (17,26) (17,25) (17,30) (17,33) (17,32) (17,29) (18,24) (18,19) (18,31) (19,22) (19,24) (19,31) (19,20) (19,27) (20,21) (20,31) (20,27) (21,31) (23,28) (23,26) (23,25) (23,30) (24,31) (24,27) (25,26) (25,30) (25,33) (25,32) (25,29) (26,28) (26,33) (26,32) (28,30) (28,29) (29,30) (29,33) (29,32) (30,32)\nQ: Is there a path between node 12 and node 24?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1791"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,14) (0,5) (0,9) (0,8) (0,6) (0,21) (1,4) (1,15) (1,18) (1,11) (1,10) (1,12) (2,20) (2,14) (2,5) (2,9) (2,22) (2,6) (2,16) (3,9) (3,23) (3,22) (3,6) (3,21) (4,15) (4,11) (4,19) (4,13) (5,20) (5,14) (5,9) (5,8) (5,6) (5,21) (6,20) (6,14) (6,9) (6,23) (6,8) (6,16) (7,18) (7,11) (7,10) (7,12) (7,19) (7,13) (8,20) (8,14) (8,23) (8,21) (9,20) (9,23) (9,22) (9,21) (10,15) (10,18) (10,11) (10,12) (10,19) (10,13) (11,15) (11,13) (12,18) (12,19) (13,18) (13,19) (14,23) (14,22) (14,21) (15,19) (16,23) (16,22) (20,21) (22,23)\nQ: Is there a path between node 13 and node 11?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1792"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 20 and node 2?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1793"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,5) (3,5)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1794"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,1) (0,6) (0,2) (0,3) (0,7) (0,5) (1,8) (1,6) (1,2) (1,3) (1,7) (1,5) (2,8) (2,6) (2,3) (2,7) (2,5) (3,8) (3,6) (3,7) (3,5) (5,8) (5,6) (5,7) (6,8) (6,7) (7,8)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1795"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,12) (0,2) (0,3) (1,13) (1,22) (1,7) (1,11) (1,19) (1,6) (1,8) (2,14) (2,20) (2,3) (3,14) (3,20) (4,21) (4,18) (4,5) (4,17) (4,9) (4,15) (4,10) (5,21) (5,17) (5,9) (5,15) (5,10) (6,16) (6,13) (6,22) (6,7) (6,11) (6,19) (6,8) (7,16) (7,13) (7,22) (7,8) (8,16) (8,13) (8,11) (8,19) (9,18) (9,17) (9,15) (9,10) (10,21) (10,18) (11,16) (11,13) (11,22) (11,19) (12,14) (12,20) (13,16) (13,19) (14,20) (15,21) (15,18) (15,17) (16,22) (17,21) (17,18) (19,22)\nQ: Is there a path between node 1 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1796"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,15) (1,3) (1,20) (2,11) (3,12) (3,6) (3,16) (3,20) (5,14) (5,7) (6,20) (6,21) (7,13) (7,18) (8,14) (8,13) (9,12) (9,16) (9,21) (10,21) (11,17) (12,16) (14,18) (15,16) (15,21) (16,20) (20,21)\nQ: Is there a path between node 11 and node 20?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1797"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,26) (0,15) (0,25) (0,14) (0,7) (0,2) (0,9) (0,5) (1,26) (1,15) (1,25) (1,7) (1,6) (1,2) (1,20) (1,22) (2,25) (2,19) (2,14) (2,4) (3,12) (3,16) (4,15) (4,7) (4,6) (4,8) (5,26) (5,20) (5,8) (5,9) (5,22) (5,13) (6,19) (6,17) (6,7) (6,20) (6,22) (7,19) (7,17) (7,9) (8,19) (9,26) (9,14) (9,24) (11,12) (12,21) (12,18) (12,16) (13,17) (13,22) (14,26) (14,22) (15,19) (15,20) (16,21) (18,23) (19,20) (19,22) (25,26)\nQ: Is there a path between node 12 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1798"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,17) (1,5) (1,18) (1,7) (1,22) (1,11) (1,20) (1,4) (1,23) (2,14) (2,10) (2,21) (2,15) (2,16) (2,3) (3,14) (3,10) (3,15) (3,16) (3,6) (3,19) (4,18) (4,7) (4,22) (4,11) (4,20) (4,23) (5,13) (5,7) (5,22) (5,11) (5,20) (5,23) (6,10) (6,21) (6,15) (6,16) (6,9) (6,8) (6,19) (7,13) (7,22) (7,20) (7,23) (8,10) (8,9) (8,19) (9,21) (9,15) (9,19) (10,21) (10,16) (10,19) (11,18) (11,13) (11,22) (11,23) (12,17) (13,22) (13,20) (14,15) (14,16) (14,19) (15,16) (15,19) (16,21) (16,19) (18,20) (18,23) (19,21) (20,22) (20,23) (22,23)\nQ: Is there a path between node 1 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1799"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,24) (0,2) (0,7) (0,15) (0,14) (0,22) (0,10) (0,18) (0,5) (0,9) (0,4) (0,11) (0,8) (0,20) (0,13) (1,2) (1,7) (1,15) (1,14) (1,18) (1,5) (1,16) (1,9) (1,4) (1,11) (1,8) (1,13) (2,24) (2,7) (2,15) (2,14) (2,22) (2,18) (2,16) (2,9) (2,4) (2,11) (2,8) (2,20) (2,23) (3,21) (4,7) (4,14) (4,22) (4,18) (4,16) (4,13) (4,23) (5,24) (5,7) (5,15) (5,14) (5,22) (5,10) (5,18) (5,20) (5,23) (6,12) (7,24) (7,15) (7,14) (7,10) (7,18) (7,16) (7,9) (7,11) (7,8) (7,20) (7,13) (7,23) (8,24) (8,14) (8,10) (8,18) (8,9) (8,13) (8,23) (9,24) (9,15) (9,14) (9,22) (9,10) (9,16) (9,20) (9,23) (10,24) (10,15) (10,14) (10,22) (10,18) (10,16) (10,20) (11,15) (11,14) (11,18) (11,16) (11,20) (11,13) (11,23) (13,24) (13,15) (13,18) (13,16) (13,23) (14,24) (14,15) (14,22) (14,18) (14,16) (14,23) (15,24) (15,22) (15,18) (15,16) (15,20) (15,23) (16,24) (16,20) (16,23) (18,22) (18,20) (18,23) (19,21) (20,22) (22,24) (22,23) (23,24)\nQ: Is there a path between node 23 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1800"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,11) (0,2) (0,7) (0,8) (0,16) (0,15) (1,11) (1,2) (1,7) (1,8) (1,16) (1,15) (1,14) (2,4) (2,11) (2,5) (2,7) (2,12) (2,16) (2,15) (3,13) (3,10) (4,6) (4,5) (4,7) (4,8) (4,12) (4,16) (4,15) (4,14) (5,6) (5,7) (5,8) (5,12) (5,16) (5,14) (6,11) (6,7) (6,8) (6,12) (6,16) (6,15) (6,14) (7,11) (7,8) (7,16) (7,14) (8,11) (8,12) (8,16) (11,12) (11,16) (11,15) (11,14) (12,14) (14,16) (14,15)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1801"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,6) (0,11) (0,19) (0,20) (0,1) (0,15) (0,12) (0,7) (0,22) (0,5) (0,21) (0,3) (0,4) (0,18) (0,17) (1,14) (1,6) (1,11) (1,19) (1,20) (1,15) (1,12) (1,7) (1,22) (1,5) (1,21) (1,3) (1,4) (1,18) (1,17) (2,13) (2,10) (2,8) (2,16) (2,9) (3,14) (3,6) (3,11) (3,19) (3,20) (3,15) (3,12) (3,7) (3,22) (3,5) (3,21) (3,4) (3,18) (3,17) (4,14) (4,6) (4,11) (4,19) (4,20) (4,15) (4,12) (4,7) (4,22) (4,5) (4,21) (4,18) (4,17) (5,14) (5,6) (5,11) (5,19) (5,20) (5,15) (5,12) (5,7) (5,22) (5,21) (5,18) (5,17) (6,14) (6,11) (6,19) (6,20) (6,15) (6,12) (6,7) (6,22) (6,21) (6,18) (6,17) (7,14) (7,11) (7,19) (7,20) (7,15) (7,12) (7,22) (7,21) (7,18) (7,17) (8,13) (8,10) (8,16) (8,9) (9,13) (9,10) (9,16) (10,13) (10,16) (11,14) (11,19) (11,20) (11,15) (11,12) (11,22) (11,21) (11,18) (11,17) (12,14) (12,19) (12,20) (12,15) (12,22) (12,21) (12,18) (12,17) (13,16) (14,19) (14,20) (14,15) (14,22) (14,21) (14,18) (14,17) (15,19) (15,20) (15,22) (15,21) (15,18) (15,17) (17,19) (17,20) (17,22) (17,21) (17,18) (18,19) (18,20) (18,22) (18,21) (19,20) (19,22) (19,21) (20,22) (20,21) (21,22)\nQ: Is there a path between node 19 and node 22?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1802"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 6 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1803"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (1,18) (1,8) (1,4) (2,15) (2,18) (2,11) (2,23) (2,4) (3,12) (3,5) (4,23) (4,25) (5,12) (5,17) (6,22) (6,13) (7,18) (7,23) (7,8) (9,17) (10,19) (10,17) (11,15) (12,24) (14,20) (14,22) (15,18) (16,20) (16,22) (20,22) (21,22) (23,25)\nQ: Is there a path between node 21 and node 5?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1804"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,23) (1,6) (1,19) (1,7) (2,17) (2,24) (2,10) (2,20) (3,22) (3,27) (4,17) (4,15) (5,19) (5,12) (5,25) (6,19) (6,7) (7,18) (7,23) (8,16) (8,13) (9,27) (9,13) (10,21) (10,15) (10,11) (11,17) (11,26) (11,24) (11,14) (12,25) (12,23) (14,17) (14,26) (15,21) (17,26) (17,21) (17,24) (20,21) (20,24) (21,26) (21,24) (23,25)\nQ: Is there a path between node 20 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1805"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 27 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1806"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,29) (0,10) (0,18) (0,21) (0,30) (0,28) (0,15) (1,27) (1,24) (1,22) (1,32) (1,14) (1,5) (2,29) (2,10) (2,18) (2,21) (2,19) (2,30) (2,16) (2,28) (2,15) (3,24) (3,13) (3,22) (3,20) (3,5) (4,17) (4,11) (4,6) (4,26) (4,23) (4,31) (4,25) (5,27) (5,13) (5,22) (5,20) (5,32) (5,14) (6,17) (6,9) (6,23) (6,31) (6,25) (7,29) (7,10) (7,18) (7,19) (7,30) (7,16) (7,15) (8,17) (8,11) (8,26) (8,23) (8,31) (9,17) (9,26) (9,23) (9,31) (9,25) (10,29) (10,18) (10,21) (10,30) (10,28) (10,15) (11,17) (11,26) (11,23) (12,27) (12,24) (12,13) (12,22) (12,32) (13,27) (13,24) (13,22) (13,20) (13,32) (13,14) (14,27) (14,22) (14,32) (15,29) (15,18) (15,21) (15,19) (15,28) (16,29) (16,21) (16,19) (16,28) (17,23) (18,29) (18,21) (18,30) (18,28) (19,29) (19,21) (19,30) (19,28) (20,24) (20,22) (20,32) (21,29) (21,30) (21,28) (22,27) (22,24) (22,32) (23,31) (24,27) (25,26) (26,31) (28,30)\nQ: Is there a path between node 26 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1807"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,9) (0,8) (0,19) (0,13) (0,11) (1,15) (1,6) (1,3) (1,12) (1,4) (1,2) (1,23) (1,5) (1,16) (1,22) (1,17) (1,18) (1,21) (1,24) (1,25) (2,15) (2,3) (2,4) (2,20) (2,23) (2,22) (2,27) (2,18) (2,21) (2,24) (3,15) (3,4) (3,26) (3,20) (3,23) (3,5) (3,16) (3,14) (3,22) (3,27) (3,18) (3,21) (3,24) (3,25) (4,15) (4,6) (4,12) (4,26) (4,20) (4,5) (4,22) (4,27) (4,17) (4,21) (4,25) (5,15) (5,6) (5,12) (5,20) (5,16) (5,14) (5,22) (5,27) (5,18) (5,21) (5,25) (6,15) (6,12) (6,27) (6,17) (6,21) (6,24) (6,25) (7,19) (7,13) (8,9) (8,19) (8,13) (9,19) (9,10) (10,19) (10,13) (10,11) (11,13) (12,15) (12,26) (12,20) (12,14) (12,22) (12,21) (12,24) (13,19) (14,15) (14,26) (14,20) (14,16) (14,22) (14,17) (14,21) (14,24) (14,25) (15,26) (15,20) (15,23) (15,16) (15,22) (15,17) (15,18) (15,24) (16,26) (16,27) (16,18) (16,25) (17,26) (17,23) (17,18) (17,21) (17,24) (17,25) (18,26) (18,20) (18,22) (18,27) (18,24) (18,25) (20,26) (20,23) (20,22) (20,27) (20,24) (20,25) (21,22) (21,27) (21,24) (21,25) (22,23) (22,27) (22,24) (22,25) (23,27) (23,25) (24,26) (24,27) (25,26) (25,27) (26,27)\nQ: Is there a path between node 15 and node 0?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1808"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (1,24) (1,13) (1,7) (2,24) (2,15) (2,18) (2,8) (2,13) (2,7) (3,23) (3,6) (5,20) (5,14) (6,11) (6,23) (7,12) (7,10) (7,21) (7,8) (7,13) (8,10) (8,15) (8,18) (8,22) (8,13) (9,21) (9,13) (10,12) (10,15) (10,13) (12,24) (13,24) (13,22) (14,20) (15,24) (17,24) (19,20) (21,24)\nQ: Is there a path between node 23 and node 6?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1809"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,8) (1,5) (2,3) (3,5) (3,11) (4,8) (5,9) (5,7) (5,10) (6,11)\nQ: Is there a path between node 6 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1810"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,5) (0,7) (0,2) (0,8) (0,4) (0,9) (0,1) (0,12) (0,3) (0,11) (0,13) (1,10) (1,5) (1,7) (1,2) (1,8) (1,4) (1,9) (1,12) (1,3) (1,11) (1,13) (2,10) (2,5) (2,7) (2,8) (2,4) (2,9) (2,12) (2,3) (2,11) (2,13) (3,10) (3,5) (3,7) (3,8) (3,4) (3,9) (3,12) (3,11) (3,13) (4,10) (4,5) (4,7) (4,8) (4,9) (4,12) (4,11) (4,13) (5,10) (5,7) (5,8) (5,9) (5,12) (5,11) (5,13) (7,10) (7,8) (7,9) (7,12) (7,11) (7,13) (8,10) (8,9) (8,12) (8,11) (8,13) (9,10) (9,12) (9,11) (9,13) (10,12) (10,11) (10,13) (11,12) (11,13) (12,13)\nQ: Is there a path between node 8 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1811"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (1,17) (2,9) (3,16) (5,18) (5,11) (5,21) (6,21) (6,15) (7,19) (7,21) (8,10) (8,12) (8,16) (10,16) (14,23) (15,21) (16,19) (17,20) (18,19) (20,23)\nQ: Is there a path between node 8 and node 12?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1812"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,2) (0,8) (1,6) (2,3) (3,6) (3,7) (4,6) (4,5) (5,8) (7,8)\nQ: Is there a path between node 9 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1813"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,31) (0,11) (0,27) (0,18) (1,4) (1,12) (1,31) (1,7) (1,25) (1,8) (1,18) (2,17) (2,14) (2,6) (2,10) (2,19) (3,17) (3,22) (3,9) (4,12) (4,30) (4,31) (4,13) (4,27) (4,18) (5,29) (5,16) (5,22) (5,21) (5,20) (5,28) (5,19) (6,29) (6,9) (6,10) (6,28) (7,11) (7,27) (7,15) (7,18) (8,30) (8,23) (8,11) (9,14) (9,21) (9,10) (11,23) (11,18) (12,30) (12,31) (12,27) (12,25) (12,15) (12,18) (13,23) (13,25) (13,15) (14,29) (14,17) (16,24) (16,17) (16,20) (17,29) (18,30) (18,26) (20,29) (21,24) (22,24) (23,27) (23,25) (25,26) (25,27) (26,31) (27,31) (28,29)\nQ: Is there a path between node 18 and node 30?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1814"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,19) (0,25) (0,2) (0,13) (0,1) (1,17) (1,24) (1,25) (1,11) (2,17) (2,25) (2,16) (2,13) (3,17) (4,23) (4,7) (4,14) (4,8) (5,18) (5,16) (6,18) (6,16) (6,21) (7,14) (7,15) (7,10) (8,23) (8,10) (9,14) (9,10) (10,23) (10,20) (11,17) (11,18) (11,25) (11,16) (11,13) (12,16) (13,17) (13,24) (13,25) (13,21) (14,15) (16,21) (17,19) (17,18) (17,25) (19,25) (19,21) (21,25)\nQ: Is there a path between node 2 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1815"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,26) (2,26) (2,30) (2,6) (3,19) (4,29) (4,8) (4,11) (4,9) (5,25) (6,30) (6,19) (6,13) (6,25) (7,23) (7,29) (7,10) (7,28) (7,14) (8,23) (8,15) (8,27) (8,18) (8,11) (8,28) (8,9) (9,23) (9,29) (9,15) (9,18) (9,12) (10,15) (11,29) (11,27) (11,28) (11,14) (12,27) (13,16) (13,26) (14,17) (15,29) (15,21) (15,28) (16,25) (17,23) (17,29) (17,18) (19,20) (19,22) (20,22) (21,27) (21,28) (22,26) (23,29) (23,28) (24,26) (24,30) (25,26) (25,30) (27,28)\nQ: Is there a path between node 28 and node 29?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1816"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (1,5)\nQ: Is there a path between node 0 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1817"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,6) (0,1) (0,7) (0,4) (1,5) (1,6) (1,7) (1,4) (2,3) (4,5) (4,6) (4,7) (5,6) (5,7) (6,7)\nQ: Is there a path between node 4 and node 2?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1818"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,20) (0,27) (0,29) (0,26) (0,17) (0,3) (0,1) (0,16) (1,6) (1,7) (1,20) (1,19) (1,3) (1,33) (1,4) (2,27) (2,34) (2,26) (2,19) (2,17) (2,3) (2,21) (2,4) (3,6) (3,7) (3,11) (3,28) (3,29) (4,6) (4,28) (4,27) (4,29) (4,26) (4,19) (4,33) (4,23) (5,7) (5,11) (5,28) (5,19) (5,33) (5,16) (6,7) (6,28) (6,27) (6,26) (6,21) (7,34) (8,13) (8,12) (8,22) (8,15) (9,24) (9,12) (9,10) (10,25) (11,16) (11,23) (12,32) (12,18) (12,22) (12,15) (13,14) (14,18) (14,15) (15,30) (15,18) (16,27) (16,17) (16,23) (17,29) (17,19) (17,33) (17,23) (18,31) (18,24) (19,28) (19,27) (19,34) (19,29) (19,33) (19,21) (20,21) (21,26) (21,33) (22,30) (22,25) (25,30) (25,31) (26,28) (26,34) (26,29) (27,28) (30,32) (31,32)\nQ: Is there a path between node 26 and node 5?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1819"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,14) (0,10) (0,2) (2,15) (2,20) (2,23) (2,14) (2,17) (2,24) (2,18) (3,21) (4,27) (5,9) (5,22) (6,29) (6,8) (7,29) (7,25) (7,20) (7,17) (7,18) (7,8) (8,23) (8,24) (10,23) (10,18) (11,27) (12,13) (13,21) (14,25) (14,23) (14,17) (14,24) (15,29) (15,25) (15,23) (15,16) (16,29) (16,17) (17,25) (17,23) (17,24) (17,18) (18,29) (20,25) (22,26) (23,25) (24,29) (26,27)\nQ: Is there a path between node 0 and node 10?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1820"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,10) (0,14) (0,20) (0,13) (1,2) (1,8) (1,9) (2,9) (4,10) (4,20) (5,21) (5,17) (5,9) (6,10) (6,14) (6,13) (7,21) (7,22) (8,9) (10,19) (10,18) (10,12) (10,13) (11,16) (11,18) (12,16) (12,19) (12,18) (13,19) (14,19) (16,18) (17,22) (18,19)\nQ: Is there a path between node 17 and node 14?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1821"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,21) (0,7) (0,6) (0,3) (0,17) (0,20) (0,22) (0,16) (0,23) (0,25) (0,27) (1,5) (1,21) (1,4) (1,7) (1,15) (1,18) (1,2) (1,24) (1,20) (1,11) (1,16) (1,25) (1,27) (2,14) (2,5) (2,21) (2,4) (2,15) (2,24) (2,22) (2,11) (2,23) (2,25) (2,27) (3,14) (3,13) (3,21) (3,7) (3,15) (3,6) (3,17) (3,24) (3,22) (3,11) (3,16) (3,23) (4,14) (4,13) (4,5) (4,19) (4,7) (4,18) (4,17) (4,22) (4,11) (4,23) (4,25) (4,27) (5,13) (5,19) (5,15) (5,18) (5,24) (5,20) (5,22) (5,11) (5,23) (5,27) (6,14) (6,21) (6,19) (6,7) (6,15) (6,18) (6,17) (6,24) (6,20) (6,11) (6,16) (6,25) (6,27) (7,14) (7,13) (7,21) (7,19) (7,15) (7,18) (7,17) (7,20) (7,22) (7,11) (7,23) (7,27) (8,30) (8,28) (9,31) (9,10) (9,26) (9,29) (10,31) (10,26) (10,29) (11,13) (11,21) (11,19) (11,15) (11,24) (11,22) (11,25) (11,27) (12,28) (13,14) (13,21) (13,15) (13,18) (13,17) (13,24) (13,20) (13,16) (13,23) (13,25) (13,27) (14,21) (14,19) (14,24) (14,20) (14,22) (14,16) (14,23) (14,25) (15,21) (15,18) (15,17) (15,24) (15,20) (15,22) (15,16) (15,25) (15,27) (16,21) (16,18) (16,17) (16,24) (16,20) (16,22) (16,25) (17,21) (17,19) (17,18) (17,24) (17,20) (17,22) (17,23) (17,25) (17,27) (18,21) (18,24) (18,20) (18,25) (18,27) (19,21) (19,20) (19,22) (19,27) (20,21) (20,24) (20,22) (20,23) (20,27) (21,24) (21,22) (21,25) (21,27) (22,25) (23,25) (23,27) (25,27) (26,31) (26,29) (29,31)\nQ: Is there a path between node 5 and node 23?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1822"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,28) (0,26) (0,7) (0,22) (0,6) (0,1) (0,30) (0,3) (1,16) (1,28) (1,26) (1,22) (1,10) (1,30) (2,4) (2,29) (2,24) (2,14) (2,21) (2,25) (2,13) (2,12) (2,31) (2,19) (2,33) (2,27) (2,23) (2,8) (2,18) (3,16) (3,28) (3,26) (3,9) (3,7) (3,10) (4,29) (4,32) (4,24) (4,21) (4,25) (4,15) (4,12) (4,31) (4,19) (4,33) (4,27) (4,17) (4,23) (4,18) (5,32) (5,14) (5,21) (5,15) (5,12) (5,19) (5,33) (5,27) (5,23) (5,8) (6,28) (6,26) (6,7) (6,22) (6,10) (7,16) (7,9) (7,22) (7,10) (8,29) (8,32) (8,24) (8,21) (8,15) (8,13) (8,33) (8,27) (8,23) (8,18) (9,16) (9,28) (9,26) (9,22) (9,10) (10,28) (10,22) (10,30) (12,29) (12,14) (12,21) (12,25) (12,15) (12,13) (12,31) (12,19) (12,33) (12,17) (12,23) (12,18) (13,20) (13,29) (13,24) (13,21) (13,25) (13,15) (13,31) (13,19) (13,33) (13,27) (13,17) (13,23) (13,18) (14,20) (14,29) (14,32) (14,24) (14,21) (14,15) (14,31) (14,19) (14,33) (14,17) (14,18) (15,20) (15,29) (15,32) (15,24) (15,21) (15,25) (15,31) (15,19) (15,33) (15,27) (15,17) (15,23) (15,18) (16,28) (16,26) (16,22) (16,30) (17,20) (17,29) (17,32) (17,24) (17,21) (17,25) (17,31) (17,19) (17,18) (18,20) (18,29) (18,32) (18,24) (18,21) (18,25) (18,31) (18,19) (18,27) (18,23) (19,32) (19,24) (19,33) (19,27) (19,23) (20,29) (20,32) (20,24) (20,21) (20,25) (20,31) (20,33) (20,27) (20,23) (21,32) (21,24) (21,25) (21,31) (21,33) (21,27) (21,23) (22,26) (22,30) (23,29) (23,32) (23,24) (23,25) (23,31) (23,33) (23,27) (24,32) (24,25) (24,31) (24,27) (25,29) (25,33) (25,27) (26,28) (26,30) (27,29) (27,31) (27,33) (28,30) (29,32) (29,31) (29,33) (31,32) (31,33) (32,33)\nQ: Is there a path between node 19 and node 26?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1823"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,6) (0,4) (1,3) (1,7) (1,2) (2,3) (3,9) (4,6) (5,9) (6,8) (7,9)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1824"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,18) (0,25) (0,19) (0,16) (0,22) (0,8) (0,10) (0,31) (0,13) (0,5) (0,14) (0,24) (0,27) (0,1) (0,15) (0,23) (1,9) (1,30) (1,25) (1,19) (1,16) (1,17) (1,22) (1,8) (1,21) (1,4) (1,31) (1,13) (1,14) (1,24) (1,12) (1,27) (1,15) (2,11) (2,28) (2,29) (2,7) (3,9) (3,18) (3,25) (3,19) (3,16) (3,22) (3,10) (3,4) (3,31) (3,13) (3,5) (3,14) (3,24) (3,12) (3,20) (3,27) (3,15) (3,23) (4,18) (4,30) (4,19) (4,22) (4,8) (4,21) (4,31) (4,5) (4,24) (4,12) (4,27) (4,23) (5,18) (5,30) (5,25) (5,19) (5,17) (5,10) (5,21) (5,31) (5,12) (5,20) (5,15) (5,23) (6,28) (6,29) (6,7) (6,26) (7,28) (8,9) (8,25) (8,19) (8,16) (8,22) (8,10) (8,13) (8,14) (8,24) (8,12) (8,27) (8,15) (8,23) (9,18) (9,30) (9,19) (9,16) (9,17) (9,22) (9,10) (9,31) (9,13) (9,27) (9,15) (9,23) (10,18) (10,30) (10,25) (10,16) (10,22) (10,21) (10,31) (10,14) (10,24) (10,12) (10,20) (10,15) (11,28) (11,26) (12,19) (12,22) (12,21) (12,13) (12,24) (12,15) (12,23) (13,25) (13,19) (13,16) (13,17) (13,22) (13,31) (13,14) (13,27) (14,30) (14,25) (14,16) (14,17) (14,22) (14,31) (14,24) (14,20) (14,15) (14,23) (15,18) (15,30) (15,25) (15,19) (15,16) (15,22) (15,31) (15,24) (16,18) (16,30) (16,22) (16,21) (16,31) (16,20) (16,27) (17,18) (17,30) (17,25) (17,19) (17,22) (17,21) (17,31) (17,24) (17,27) (17,23) (18,30) (18,25) (18,19) (18,22) (18,21) (18,31) (18,24) (18,27) (18,23) (19,30) (19,25) (19,21) (19,24) (19,20) (19,27) (19,23) (20,21) (20,31) (20,24) (20,27) (20,23) (21,25) (21,22) (21,31) (21,24) (21,27) (21,23) (22,30) (22,31) (22,24) (22,23) (23,30) (23,25) (23,24) (23,27) (24,30) (24,25) (24,31) (24,27) (25,30) (25,27) (26,28) (27,30) (27,31) (28,29) (30,31)\nQ: Is there a path between node 22 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1825"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,4) (0,11) (0,13) (1,8) (1,21) (1,10) (1,7) (1,2) (2,24) (2,8) (2,9) (2,10) (2,22) (3,5) (3,11) (3,13) (4,15) (4,6) (4,16) (4,11) (5,12) (5,15) (5,19) (5,18) (5,27) (6,19) (6,11) (7,26) (7,23) (7,9) (8,23) (8,9) (8,10) (8,22) (9,25) (9,14) (10,25) (10,17) (10,23) (11,20) (11,27) (12,15) (12,16) (12,18) (14,22) (15,19) (15,27) (16,19) (17,26) (17,24) (17,28) (17,23) (17,22) (19,20) (19,27) (21,26) (21,25) (21,29) (21,22) (22,29) (23,24) (23,29) (26,28)\nQ: Is there a path between node 11 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1826"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,20) (0,17) (0,23) (0,22) (0,1) (0,9) (0,11) (0,14) (0,19) (0,12) (0,18) (0,8) (0,4) (0,16) (0,15) (0,10) (0,6) (1,20) (1,17) (1,23) (1,22) (1,9) (1,11) (1,14) (1,19) (1,12) (1,18) (1,8) (1,4) (1,16) (1,15) (1,10) (1,6) (2,13) (2,5) (2,3) (2,21) (2,7) (3,13) (3,5) (3,21) (3,7) (4,20) (4,17) (4,23) (4,22) (4,9) (4,11) (4,14) (4,19) (4,12) (4,18) (4,8) (4,16) (4,15) (4,10) (4,6) (5,13) (5,21) (5,7) (6,20) (6,17) (6,23) (6,22) (6,9) (6,11) (6,14) (6,19) (6,12) (6,18) (6,8) (6,16) (6,15) (6,10) (7,13) (7,21) (8,20) (8,17) (8,23) (8,22) (8,9) (8,11) (8,14) (8,19) (8,12) (8,18) (8,16) (8,15) (8,10) (9,20) (9,17) (9,23) (9,22) (9,11) (9,14) (9,19) (9,12) (9,18) (9,16) (9,15) (9,10) (10,20) (10,17) (10,23) (10,22) (10,11) (10,14) (10,19) (10,12) (10,18) (10,16) (10,15) (11,20) (11,17) (11,23) (11,22) (11,14) (11,19) (11,12) (11,18) (11,16) (11,15) (12,20) (12,17) (12,23) (12,22) (12,14) (12,19) (12,18) (12,16) (12,15) (13,21) (14,20) (14,17) (14,23) (14,22) (14,19) (14,18) (14,16) (14,15) (15,20) (15,17) (15,23) (15,22) (15,19) (15,18) (15,16) (16,20) (16,17) (16,23) (16,22) (16,19) (16,18) (17,20) (17,23) (17,22) (17,19) (17,18) (18,20) (18,23) (18,22) (18,19) (19,20) (19,23) (19,22) (20,23) (20,22) (22,23)\nQ: Is there a path between node 20 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1827"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (1,18) (1,12) (1,15) (1,7) (2,17) (2,3) (3,17) (4,12) (5,17) (5,19) (6,18) (6,10) (6,9) (6,12) (6,16) (7,18) (7,9) (7,13) (7,8) (8,14) (9,18) (9,14) (9,12) (9,13) (10,12) (10,15) (11,17) (12,16) (14,18)\nQ: Is there a path between node 6 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1828"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,4) (0,9) (0,5) (0,13) (1,14) (1,15) (1,12) (1,5) (1,7) (2,4) (2,6) (2,9) (2,12) (2,13) (4,11) (4,6) (4,15) (4,7) (4,8) (4,13) (5,11) (5,10) (5,14) (5,6) (5,9) (5,15) (5,12) (5,7) (5,13) (6,14) (7,14) (7,8) (9,13) (10,14) (12,15)\nQ: Is there a path between node 14 and node 3?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1829"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,5) (0,1) (0,9) (0,3) (0,4) (1,6) (1,5) (1,9) (1,3) (1,4) (2,7) (2,8) (2,10) (3,6) (3,5) (3,9) (3,4) (4,6) (4,5) (4,9) (5,6) (5,9) (6,9) (7,8) (7,10) (8,10)\nQ: Is there a path between node 3 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1830"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,18) (0,1) (0,8) (0,10) (0,11) (0,7) (0,4) (0,2) (0,6) (0,17) (0,14) (1,19) (1,18) (1,8) (1,10) (1,11) (1,7) (1,4) (1,2) (1,6) (1,17) (1,14) (2,19) (2,18) (2,8) (2,10) (2,11) (2,7) (2,4) (2,6) (2,17) (2,14) (3,13) (3,9) (3,15) (4,19) (4,18) (4,8) (4,10) (4,11) (4,7) (4,6) (4,17) (4,14) (5,12) (5,16) (6,19) (6,18) (6,8) (6,10) (6,11) (6,7) (6,17) (6,14) (7,19) (7,18) (7,8) (7,10) (7,11) (7,17) (7,14) (8,19) (8,18) (8,10) (8,11) (8,17) (8,14) (9,13) (9,15) (10,19) (10,18) (10,11) (10,17) (10,14) (11,19) (11,18) (11,17) (11,14) (12,16) (13,15) (14,19) (14,18) (14,17) (17,19) (17,18) (18,19)\nQ: Is there a path between node 17 and node 16?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1831"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,3) (0,4) (1,3) (1,4) (3,4)\nQ: Is there a path between node 3 and node 1?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1832"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,23) (0,4) (1,32) (1,22) (1,34) (1,7) (1,5) (1,28) (1,11) (1,13) (1,30) (1,31) (1,26) (2,12) (2,3) (2,24) (2,15) (2,18) (2,8) (2,20) (2,25) (2,19) (2,17) (2,16) (3,10) (3,24) (3,15) (3,18) (3,8) (3,20) (3,14) (3,19) (3,21) (4,23) (4,6) (5,32) (5,22) (5,7) (5,33) (5,11) (5,13) (5,27) (5,31) (5,26) (6,23) (7,22) (7,34) (7,28) (7,13) (7,27) (7,30) (7,26) (7,29) (8,10) (8,24) (8,15) (8,18) (8,20) (8,14) (8,17) (8,21) (8,16) (9,32) (9,22) (9,34) (9,28) (9,13) (9,27) (9,31) (9,26) (9,29) (10,12) (10,24) (10,15) (10,18) (10,20) (10,25) (10,17) (11,32) (11,22) (11,34) (11,28) (11,13) (11,27) (11,30) (11,31) (11,26) (12,24) (12,25) (12,14) (12,17) (12,21) (12,16) (13,34) (13,33) (13,27) (13,30) (13,31) (13,29) (14,15) (14,18) (14,20) (14,25) (14,19) (14,17) (14,21) (14,16) (15,24) (15,18) (15,20) (15,17) (15,21) (16,24) (16,20) (16,19) (16,17) (17,24) (17,20) (17,21) (18,20) (18,25) (18,19) (20,24) (20,25) (20,21) (21,25) (22,32) (22,28) (22,27) (22,30) (22,31) (22,26) (24,25) (26,34) (26,33) (26,31) (27,34) (27,33) (27,28) (27,30) (27,31) (27,29) (28,32) (28,33) (28,30) (28,31) (28,29) (29,32) (29,33) (30,32) (31,32) (31,34) (32,34) (32,33) (33,34)\nQ: Is there a path between node 21 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1833"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (3,7) (4,6) (5,6)\nQ: Is there a path between node 2 and node 4?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1834"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,17) (0,24) (1,11) (1,9) (1,3) (2,19) (2,29) (2,27) (3,7) (3,20) (4,23) (4,25) (5,17) (6,22) (7,29) (7,27) (7,9) (8,16) (8,30) (8,26) (8,18) (8,31) (9,11) (9,27) (10,13) (10,12) (11,19) (11,27) (12,26) (12,18) (14,28) (15,27) (16,30) (17,23) (18,26) (19,28) (20,29) (21,22) (23,24) (24,25) (27,28) (30,31)\nQ: Is there a path between node 12 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1835"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,6) (0,13) (1,6) (1,8) (1,3) (1,4) (2,5) (2,9) (3,12) (3,9) (3,13) (4,6) (4,10) (5,6) (5,9) (6,12) (6,8) (8,9) (9,10) (12,13)\nQ: Is there a path between node 13 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1836"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 23 and node 19?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1837"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,13) (0,2) (0,14) (0,23) (0,8) (0,1) (0,25) (0,27) (0,10) (1,29) (1,13) (1,19) (1,28) (1,23) (1,30) (1,25) (1,24) (2,12) (2,5) (2,14) (2,17) (2,23) (3,7) (3,12) (3,19) (3,23) (3,8) (3,30) (3,25) (3,24) (4,33) (5,20) (5,23) (5,30) (6,15) (6,11) (7,32) (7,17) (7,23) (7,8) (7,10) (8,29) (8,12) (8,32) (8,20) (8,19) (8,17) (8,30) (9,29) (9,28) (9,30) (9,24) (10,13) (10,20) (10,14) (10,22) (11,31) (12,13) (12,23) (12,27) (12,26) (13,29) (13,32) (13,14) (13,28) (13,30) (13,24) (14,17) (14,30) (14,22) (14,27) (15,16) (15,31) (15,33) (17,32) (17,20) (17,19) (17,27) (17,24) (17,26) (18,21) (20,28) (20,30) (20,25) (21,31) (22,32) (22,28) (22,30) (23,28) (23,25) (23,27) (24,29) (24,28) (24,26) (25,32) (26,29) (26,27) (27,32) (27,30) (28,32) (28,30)\nQ: Is there a path between node 9 and node 31?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1838"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,4) (0,18) (0,17) (0,10) (1,7) (1,24) (1,27) (2,4) (2,8) (2,13) (2,19) (2,27) (3,16) (3,28) (3,9) (4,18) (4,6) (4,10) (4,11) (4,27) (6,20) (6,8) (6,7) (6,27) (7,8) (7,18) (7,17) (7,23) (7,24) (7,10) (7,13) (7,19) (7,11) (7,14) (8,17) (8,22) (8,24) (8,10) (8,11) (10,18) (10,17) (10,12) (10,11) (10,27) (11,17) (11,12) (12,20) (12,18) (12,17) (12,14) (13,20) (13,18) (13,24) (13,27) (13,26) (14,18) (15,28) (15,25) (16,25) (17,20) (17,18) (17,26) (18,22) (18,23) (18,19) (18,27) (19,23) (19,27) (19,26) (20,24) (22,23) (22,24) (22,26) (26,27)\nQ: Is there a path between node 1 and node 21?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1839"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,7) (0,3) (0,2) (0,9) (0,8) (1,6) (1,4) (2,7) (2,10) (2,3) (2,8) (2,5) (3,10) (3,9) (3,8) (4,6) (5,7) (5,10) (5,9) (7,8) (8,9)\nQ: Is there a path between node 2 and node 3?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1840"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,11) (0,18) (0,7) (0,8) (0,9) (0,1) (0,10) (0,15) (0,17) (0,13) (0,16) (0,19) (0,2) (0,6) (0,5) (0,14) (1,12) (1,3) (1,11) (1,18) (1,7) (1,8) (1,9) (1,10) (1,15) (1,17) (1,13) (1,16) (1,19) (1,2) (1,6) (1,5) (1,14) (2,12) (2,3) (2,11) (2,18) (2,7) (2,8) (2,9) (2,10) (2,15) (2,17) (2,13) (2,16) (2,19) (2,6) (2,5) (2,14) (3,12) (3,11) (3,18) (3,7) (3,8) (3,9) (3,10) (3,15) (3,17) (3,13) (3,16) (3,19) (3,6) (3,5) (3,14) (4,20) (4,21) (5,12) (5,11) (5,18) (5,7) (5,8) (5,9) (5,10) (5,15) (5,17) (5,13) (5,16) (5,19) (5,6) (5,14) (6,12) (6,11) (6,18) (6,7) (6,8) (6,9) (6,10) (6,15) (6,17) (6,13) (6,16) (6,19) (6,14) (7,12) (7,11) (7,18) (7,8) (7,9) (7,10) (7,15) (7,17) (7,13) (7,16) (7,19) (7,14) (8,12) (8,11) (8,18) (8,9) (8,10) (8,15) (8,17) (8,13) (8,16) (8,19) (8,14) (9,12) (9,11) (9,18) (9,10) (9,15) (9,17) (9,13) (9,16) (9,19) (9,14) (10,12) (10,11) (10,18) (10,15) (10,17) (10,13) (10,16) (10,19) (10,14) (11,12) (11,18) (11,15) (11,17) (11,13) (11,16) (11,19) (11,14) (12,18) (12,15) (12,17) (12,13) (12,16) (12,19) (12,14) (13,18) (13,15) (13,17) (13,16) (13,19) (13,14) (14,18) (14,15) (14,17) (14,16) (14,19) (15,18) (15,17) (15,16) (15,19) (16,18) (16,17) (16,19) (17,18) (17,19) (18,19) (20,21)\nQ: Is there a path between node 1 and node 0?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1841"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,8) (1,5) (1,10) (1,8) (2,6) (2,7) (3,9) (3,10) (4,11) (4,8) (6,7) (8,9) (8,10) (11,12)\nQ: Is there a path between node 8 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1842"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,6) (1,2) (3,7) (3,5)\nQ: Is there a path between node 2 and node 7?\nA:", "answer": "The answer is no.", "difficulty": "easy", "doc_id": "1843"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,7) (0,10) (0,6) (0,2) (0,8) (0,4) (0,1) (1,3) (1,7) (1,10) (1,6) (1,2) (1,8) (1,4) (2,3) (2,7) (2,10) (2,6) (2,8) (2,4) (3,7) (3,10) (3,6) (3,8) (3,4) (4,7) (4,10) (4,6) (4,8) (5,9) (6,7) (6,10) (6,8) (7,10) (7,8) (8,10)\nQ: Is there a path between node 5 and node 8?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1844"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,10) (0,17) (0,15) (0,4) (0,12) (0,24) (0,9) (0,3) (0,13) (0,23) (0,7) (0,19) (0,16) (0,6) (0,25) (0,8) (1,10) (1,17) (1,4) (1,12) (1,24) (1,3) (1,13) (1,23) (1,26) (1,22) (1,19) (1,6) (1,14) (1,25) (1,8) (1,20) (2,10) (2,17) (2,11) (2,4) (2,24) (2,9) (2,3) (2,13) (2,23) (2,26) (2,7) (2,22) (2,19) (2,6) (2,14) (2,25) (2,8) (3,10) (3,17) (3,11) (3,15) (3,4) (3,12) (3,24) (3,9) (3,13) (3,26) (3,7) (3,19) (3,16) (3,14) (3,25) (3,8) (3,20) (4,10) (4,17) (4,11) (4,15) (4,12) (4,24) (4,9) (4,7) (4,19) (4,16) (4,6) (4,25) (4,20) (5,18) (6,10) (6,17) (6,15) (6,12) (6,24) (6,9) (6,23) (6,7) (6,16) (6,25) (6,8) (7,10) (7,11) (7,15) (7,12) (7,13) (7,22) (7,19) (7,16) (7,25) (7,8) (7,20) (8,10) (8,17) (8,11) (8,15) (8,12) (8,24) (8,9) (8,23) (8,22) (8,19) (8,16) (8,14) (8,25) (8,20) (9,10) (9,17) (9,11) (9,12) (9,24) (9,13) (9,23) (9,26) (9,22) (9,19) (9,16) (9,20) (10,17) (10,11) (10,15) (10,12) (10,24) (10,13) (10,23) (10,26) (10,19) (10,14) (10,20) (11,15) (11,12) (11,24) (11,13) (11,23) (11,26) (11,19) (11,16) (11,14) (11,20) (12,15) (12,24) (12,23) (12,22) (12,19) (12,16) (12,14) (12,25) (12,20) (13,15) (13,24) (13,23) (13,19) (13,16) (13,14) (13,25) (13,20) (14,17) (14,15) (14,24) (14,23) (14,26) (14,22) (14,19) (14,16) (14,25) (14,20) (15,17) (15,24) (15,23) (15,26) (15,16) (15,20) (16,24) (16,23) (16,26) (16,19) (16,25) (16,20) (17,23) (17,20) (18,21) (19,23) (19,22) (19,25) (19,20) (20,24) (20,23) (20,22) (20,25) (22,26) (22,25) (23,24) (23,26) (23,25) (24,26) (24,25) (25,26)\nQ: Is there a path between node 21 and node 22?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1845"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,22) (0,6) (0,11) (0,10) (0,4) (0,5) (0,9) (0,1) (0,13) (0,21) (0,20) (0,12) (1,22) (1,11) (1,10) (1,5) (1,16) (1,9) (1,13) (1,21) (1,20) (2,8) (2,19) (2,3) (2,18) (2,24) (3,19) (3,17) (3,24) (3,23) (4,22) (4,6) (4,16) (4,9) (4,21) (4,20) (5,22) (5,6) (5,14) (5,11) (5,16) (5,15) (5,9) (5,13) (5,21) (5,20) (6,22) (6,11) (6,10) (6,16) (6,13) (6,21) (6,12) (7,8) (7,17) (7,18) (7,24) (7,23) (8,17) (8,24) (9,14) (9,11) (9,10) (9,16) (9,15) (9,21) (9,20) (9,12) (10,22) (10,14) (10,11) (10,16) (10,15) (10,21) (10,20) (11,22) (11,16) (11,15) (11,20) (12,22) (12,14) (12,15) (12,13) (12,21) (12,20) (13,14) (13,16) (13,15) (13,21) (13,20) (14,22) (14,16) (14,15) (14,21) (15,16) (15,21) (16,22) (16,21) (16,20) (17,19) (17,18) (17,24) (17,23) (18,23) (19,24) (23,24)\nQ: Is there a path between node 17 and node 15?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1846"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (2,8) (2,4) (2,3) (3,8) (5,7) (6,7)\nQ: Is there a path between node 0 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1847"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,12) (0,11) (0,4) (2,10) (2,8) (2,4) (4,6) (4,11) (5,9) (6,7) (6,10) (6,11) (7,8) (8,10) (8,9) (9,12) (10,11)\nQ: Is there a path between node 0 and node 4?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1848"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,5) (0,11) (0,22) (0,30) (0,25) (0,19) (0,12) (0,13) (0,10) (0,29) (1,17) (1,4) (1,18) (1,7) (1,27) (1,2) (1,3) (1,9) (1,23) (1,28) (2,4) (2,21) (2,26) (2,7) (2,27) (2,9) (2,23) (2,28) (3,17) (3,4) (3,21) (3,26) (3,18) (3,7) (3,27) (3,14) (3,9) (3,23) (3,28) (3,24) (4,17) (4,21) (4,26) (4,18) (4,14) (4,9) (4,28) (4,24) (5,11) (5,22) (5,20) (5,25) (5,29) (6,8) (7,21) (7,26) (7,18) (7,27) (7,23) (7,28) (7,24) (9,21) (9,26) (9,18) (9,27) (9,14) (9,23) (9,28) (9,24) (10,11) (10,22) (10,20) (10,30) (10,25) (10,16) (10,19) (10,15) (10,13) (10,29) (11,22) (11,20) (11,30) (11,25) (11,16) (11,19) (11,12) (11,15) (11,13) (11,29) (12,22) (12,20) (12,30) (12,16) (12,15) (12,13) (13,22) (13,20) (13,30) (13,25) (13,16) (13,19) (13,15) (13,29) (14,26) (14,18) (14,23) (14,28) (14,24) (15,22) (15,30) (15,16) (15,19) (15,29) (16,22) (16,30) (16,25) (16,19) (16,29) (17,26) (17,18) (17,27) (17,23) (17,28) (18,21) (18,26) (18,27) (18,24) (19,20) (19,30) (19,25) (19,29) (20,22) (20,25) (20,29) (21,26) (21,27) (21,28) (21,24) (22,30) (22,29) (23,26) (23,27) (23,28) (23,24) (24,27) (24,28) (25,29) (26,27) (27,28) (29,30)\nQ: Is there a path between node 11 and node 27?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1849"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,10) (0,25) (0,16) (0,24) (0,4) (0,8) (0,27) (0,19) (1,5) (1,28) (2,15) (3,12) (3,13) (3,21) (3,24) (3,4) (3,8) (4,26) (4,20) (4,21) (4,11) (4,9) (6,13) (6,14) (6,22) (6,21) (6,7) (6,23) (6,11) (7,12) (7,26) (7,20) (7,17) (7,14) (7,10) (7,25) (7,24) (7,8) (7,11) (7,19) (7,9) (8,25) (8,27) (8,11) (9,17) (9,14) (9,21) (9,23) (9,27) (9,11) (10,26) (10,20) (10,14) (10,25) (10,23) (10,24) (11,13) (11,17) (11,21) (11,25) (11,23) (11,19) (12,20) (12,17) (12,24) (13,26) (13,20) (13,17) (13,22) (13,25) (13,24) (13,19) (14,20) (14,16) (15,28) (15,18) (16,26) (16,21) (16,23) (17,26) (17,22) (17,23) (17,27) (18,28) (19,22) (20,23) (20,24) (20,27) (21,26) (21,27) (23,25) (24,25) (24,27) (25,27)\nQ: Is there a path between node 13 and node 24?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1850"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,3) (0,13) (0,15) (0,7) (1,4) (1,6) (2,9) (2,18) (2,13) (3,12) (4,11) (6,8) (6,17) (7,16) (7,12) (7,13) (7,14) (8,11) (8,17) (8,20) (9,18) (9,21) (9,14) (9,15) (10,12) (12,16) (12,15) (13,18) (13,15) (14,16) (14,21) (15,16) (15,18) (16,18)\nQ: Is there a path between node 10 and node 6?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1851"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,12) (0,7) (0,8) (0,9) (0,13) (0,14) (0,15) (0,5) (1,2) (1,12) (1,16) (1,11) (1,3) (1,6) (1,14) (1,4) (2,12) (2,7) (2,9) (2,13) (2,14) (3,16) (3,11) (3,7) (3,8) (3,14) (3,15) (3,5) (3,4) (4,12) (4,11) (4,8) (4,9) (4,13) (4,14) (4,5) (5,12) (5,16) (5,11) (5,7) (5,8) (5,13) (5,14) (5,15) (6,12) (6,16) (6,11) (6,7) (6,14) (6,15) (7,12) (7,16) (7,11) (7,8) (7,9) (7,13) (8,12) (8,16) (8,11) (8,9) (8,13) (8,14) (9,12) (9,16) (9,11) (9,14) (9,15) (11,12) (11,16) (11,14) (12,13) (12,15) (13,16) (13,15) (14,16)\nQ: Is there a path between node 12 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1852"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,10) (2,9) (2,5) (3,12) (3,14) (3,4) (3,8) (3,18) (4,19) (4,16) (4,11) (5,20) (5,12) (5,14) (5,11) (6,18) (6,16) (7,15) (8,20) (8,12) (8,18) (8,16) (9,20) (9,14) (9,19) (9,11) (11,13) (11,12) (11,18) (11,16) (12,18) (13,19) (13,18) (14,19) (16,20) (18,19)\nQ: Is there a path between node 17 and node 9?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1853"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,20) (0,8) (0,31) (0,22) (1,4) (1,24) (1,19) (1,16) (1,5) (1,2) (1,8) (1,18) (1,27) (2,4) (2,19) (2,12) (2,17) (2,21) (2,31) (2,22) (3,25) (3,20) (3,14) (3,31) (3,22) (3,27) (4,7) (4,21) (4,26) (4,27) (5,11) (5,24) (5,20) (5,19) (5,12) (5,16) (5,17) (5,21) (5,9) (5,22) (6,15) (7,24) (7,20) (7,19) (7,16) (7,29) (7,17) (7,21) (7,14) (7,9) (7,8) (7,18) (7,22) (7,30) (8,20) (8,12) (8,14) (9,20) (9,16) (9,14) (9,18) (9,26) (9,23) (10,15) (11,25) (11,28) (11,20) (11,21) (11,26) (12,28) (12,24) (12,20) (12,29) (12,14) (12,18) (12,26) (12,22) (12,27) (12,23) (14,24) (14,16) (14,18) (14,31) (16,25) (16,26) (16,31) (16,23) (17,31) (17,27) (18,25) (18,28) (18,24) (18,21) (18,26) (18,27) (19,29) (19,21) (19,22) (20,25) (20,21) (20,26) (21,24) (21,29) (21,31) (21,23) (22,29) (22,26) (22,23) (23,25) (23,26) (24,25) (24,26) (24,30) (25,29) (25,31) (26,29) (26,31) (27,28) (27,31) (28,29) (29,31) (29,30) (30,31)\nQ: Is there a path between node 6 and node 29?\nA:", "answer": "The answer is no.", "difficulty": "hard", "doc_id": "1854"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,3) (0,13) (0,2) (0,15) (0,6) (0,17) (0,8) (0,16) (0,18) (0,9) (0,12) (0,11) (1,10) (1,14) (1,7) (1,5) (1,4) (2,3) (2,13) (2,15) (2,6) (2,17) (2,8) (2,16) (2,18) (2,9) (2,12) (2,11) (3,13) (3,15) (3,6) (3,17) (3,8) (3,16) (3,18) (3,9) (3,12) (3,11) (4,10) (4,14) (4,7) (4,5) (5,10) (5,14) (5,7) (6,13) (6,15) (6,17) (6,8) (6,16) (6,18) (6,9) (6,12) (6,11) (7,10) (7,14) (8,13) (8,15) (8,17) (8,16) (8,18) (8,9) (8,12) (8,11) (9,13) (9,15) (9,17) (9,16) (9,18) (9,12) (9,11) (10,14) (11,13) (11,15) (11,17) (11,16) (11,18) (11,12) (12,13) (12,15) (12,17) (12,16) (12,18) (13,15) (13,17) (13,16) (13,18) (15,17) (15,16) (15,18) (16,17) (16,18) (17,18)\nQ: Is there a path between node 10 and node 14?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1855"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (1,21) (1,17) (1,15) (1,2) (1,4) (1,18) (2,8) (2,13) (2,17) (2,15) (2,23) (2,22) (2,4) (2,18) (2,12) (4,21) (4,8) (4,13) (4,15) (4,23) (4,22) (4,18) (4,12) (5,21) (5,8) (5,13) (5,17) (5,15) (5,22) (5,18) (7,14) (7,16) (7,10) (7,11) (7,19) (8,21) (8,17) (8,23) (8,18) (9,14) (9,24) (10,14) (10,24) (10,19) (11,14) (11,16) (11,24) (12,21) (12,13) (12,17) (12,15) (12,23) (12,22) (12,18) (13,21) (13,17) (13,15) (13,23) (13,22) (14,24) (15,21) (15,17) (15,23) (15,22) (15,18) (16,19) (17,21) (17,18) (18,21) (18,23) (21,22) (22,23)\nQ: Is there a path between node 13 and node 21?\nA:", "answer": "The answer is yes.", "difficulty": "medium", "doc_id": "1856"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,19) (0,21) (0,17) (0,7) (0,29) (1,20) (2,32) (2,6) (2,13) (3,22) (3,23) (3,8) (4,30) (4,31) (6,23) (6,16) (6,32) (7,19) (8,14) (8,23) (8,16) (8,32) (8,13) (9,24) (9,17) (9,29) (13,14) (13,32) (14,16) (14,32) (16,20) (16,28) (17,24) (20,28) (21,29) (24,29) (27,30) (30,31)\nQ: Is there a path between node 2 and node 8?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1857"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,16) (0,14) (0,10) (0,24) (0,2) (0,12) (0,19) (0,3) (0,17) (0,25) (0,23) (0,15) (1,18) (1,11) (1,8) (2,14) (2,10) (2,24) (2,7) (2,3) (2,21) (2,25) (2,23) (2,6) (3,14) (3,24) (3,12) (3,19) (3,17) (3,25) (3,23) (3,6) (3,15) (4,18) (4,8) (5,18) (5,11) (5,8) (6,16) (6,14) (6,10) (6,12) (6,7) (6,19) (6,21) (6,25) (6,23) (6,9) (6,15) (7,16) (7,10) (7,24) (7,12) (7,19) (7,17) (7,25) (7,9) (7,15) (8,18) (8,11) (9,16) (9,14) (9,10) (9,24) (9,12) (9,19) (9,17) (9,21) (9,23) (9,15) (10,16) (10,14) (10,19) (10,21) (10,25) (10,23) (10,15) (11,18) (12,16) (12,14) (12,24) (12,19) (12,17) (12,21) (12,25) (12,23) (12,15) (13,20) (14,16) (14,24) (14,17) (14,21) (14,25) (14,23) (14,15) (15,16) (15,24) (15,23) (16,21) (16,25) (16,23) (17,21) (17,23) (19,21) (19,25) (21,24) (21,25) (21,23) (23,25) (24,25)\nQ: Is there a path between node 3 and node 15?\nA:", "answer": "The answer is yes.", "difficulty": "hard", "doc_id": "1858"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,8) (0,5) (0,2) (0,3) (0,10) (0,6) (0,1) (0,4) (0,9) (0,7) (0,12) (1,8) (1,5) (1,2) (1,3) (1,10) (1,6) (1,4) (1,9) (1,7) (1,12) (2,8) (2,5) (2,3) (2,10) (2,6) (2,4) (2,9) (2,7) (2,12) (3,8) (3,5) (3,10) (3,6) (3,4) (3,9) (3,7) (3,12) (4,8) (4,5) (4,10) (4,6) (4,9) (4,7) (4,12) (5,8) (5,10) (5,6) (5,9) (5,7) (5,12) (6,8) (6,10) (6,9) (6,7) (6,12) (7,8) (7,10) (7,9) (7,12) (8,10) (8,9) (8,12) (9,10) (9,12) (10,12) (11,13)\nQ: Is there a path between node 13 and node 10?\nA:", "answer": "The answer is no.", "difficulty": "medium", "doc_id": "1859"} {"question": "Determine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (1,2) (3,4) (4,5)\nQ: Is there a path between node 1 and node 4?\nA: Node 1 is in the connected block consisted of node 0, node 1, and node 2.\nNode 4 is in the connected block consisting of node 3, node 4, and node 5. Node 1 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,2) (1,5) (1,2) (1,3) (2,5)\nQ: Is there a path between node 2 and node 3?\nA: Node 2 is connected to node 1, node 1 is connected to node 3. We can follow the path: 2->1->3, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,2) (0,5) (0,6) (1,3) (1,4) (2,5) (2,6) (3,4) (5,6)\nQ: Is there a path between node 5 and node 4?\nA: Node 5 is in the connected block consisted of node 0, node 2, node 5, and node 2.\nNode 4 is in the connected block consisting of node 1, node 3, and node 4. Node 5 and node 4 are not in the same connected block, so the answer is no.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,1) (0,7) (0,6) (1,7) (1,5) (1,6) (5,9) (2,8) (2,4) (2,3) (3,8)\nQ: Is there a path between node 7 and node 9?\nA: Node 7 is connected to node 1, node 1 is connected to node 5, node 5 is connected to node 9.\nWe can follow the path: 7->1->5->9, so the answer is yes.\n\nDetermine if there is a path between two nodes in the graph. Note that (i,j) means that node i and node j are connected with an undirected edge.\nGraph: (0,9) (0,1) (0,2) (0,7) (0,6) (1,2) (1,8) (1,7) (1,4) (1,6) (2,7) (2,4) (2,6) (3,5) (4,9) (4,8) (4,7) (6,9) (6,7) (7,8)\nQ: Is there a path between node 9 and node 7?\nA:", "answer": "The answer is yes.", "difficulty": "easy", "doc_id": "1860"}