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codeforces:519-B
codeforces
519-B
A and B and Compilation Errors
https://codeforces.com/problemset/problem/519/B
[ "data structures", "implementation", "sortings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 43894 }
2026-06-01T05:00:40.145500+00:00
codeforces:519-A
codeforces
519-A
A and B and Chess
https://codeforces.com/problemset/problem/519/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 20181 }
2026-06-01T05:00:40.145500+00:00
codeforces:518-F
codeforces
518-F
Pasha and Pipe
https://codeforces.com/problemset/problem/518/F
[ "binary search", "brute force", "combinatorics", "dp", "implementation" ]
null
null
stdin_stdout
2,300
{ "solved_count": 418 }
2026-06-01T05:00:40.145500+00:00
codeforces:518-E
codeforces
518-E
Arthur and Questions
https://codeforces.com/problemset/problem/518/E
[ "greedy", "implementation", "math", "ternary search" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1063 }
2026-06-01T05:00:40.145500+00:00
codeforces:518-D
codeforces
518-D
Ilya and Escalator
https://codeforces.com/problemset/problem/518/D
[ "combinatorics", "dp", "math", "probabilities" ]
null
null
stdin_stdout
1,700
{ "solved_count": 8247 }
2026-06-01T05:00:40.145500+00:00
codeforces:518-C
codeforces
518-C
Anya and Smartphone
https://codeforces.com/problemset/problem/518/C
[ "constructive algorithms", "data structures", "implementation" ]
null
null
stdin_stdout
1,600
{ "solved_count": 6379 }
2026-06-01T05:00:40.145500+00:00
codeforces:518-B
codeforces
518-B
Tanya and Postcard
https://codeforces.com/problemset/problem/518/B
[ "greedy", "implementation", "strings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 8403 }
2026-06-01T05:00:40.145500+00:00
codeforces:518-A
codeforces
518-A
Vitaly and Strings
https://codeforces.com/problemset/problem/518/A
[ "constructive algorithms", "strings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 9548 }
2026-06-01T05:00:40.145500+00:00
codeforces:516-E
codeforces
516-E
Drazil and His Happy Friends
https://codeforces.com/problemset/problem/516/E
[ "math", "number theory" ]
null
null
stdin_stdout
3,100
{ "solved_count": 606 }
2026-06-01T05:00:40.145500+00:00
codeforces:516-D
codeforces
516-D
Drazil and Morning Exercise
https://codeforces.com/problemset/problem/516/D
[ "dfs and similar", "dp", "dsu", "trees", "two pointers" ]
null
null
stdin_stdout
2,800
{ "solved_count": 1531 }
2026-06-01T05:00:40.145500+00:00
codeforces:515-E
codeforces
515-E
Drazil and Park
https://codeforces.com/problemset/problem/515/E
[ "data structures" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2462 }
2026-06-01T05:00:40.145500+00:00
codeforces:515-D
codeforces
515-D
Drazil and Tiles
https://codeforces.com/problemset/problem/515/D
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3014 }
2026-06-01T05:00:40.145500+00:00
codeforces:515-C
codeforces
515-C
Drazil and Factorial
https://codeforces.com/problemset/problem/515/C
[ "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,400
{ "solved_count": 28797 }
2026-06-01T05:00:40.145500+00:00
codeforces:515-B
codeforces
515-B
Drazil and His Happy Friends
https://codeforces.com/problemset/problem/515/B
[ "brute force", "dsu", "meet-in-the-middle", "number theory" ]
null
null
stdin_stdout
1,300
{ "solved_count": 7772 }
2026-06-01T05:00:40.145500+00:00
codeforces:515-A
codeforces
515-A
Drazil and Date
https://codeforces.com/problemset/problem/515/A
[ "math" ]
null
null
stdin_stdout
1,000
{ "solved_count": 22043 }
2026-06-01T05:00:40.145500+00:00
codeforces:514-E
codeforces
514-E
Darth Vader and Tree
https://codeforces.com/problemset/problem/514/E
[ "dp", "matrices" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1748 }
2026-06-01T05:00:40.145500+00:00
codeforces:514-D
codeforces
514-D
R2D2 and Droid Army
https://codeforces.com/problemset/problem/514/D
[ "binary search", "data structures", "two pointers" ]
null
null
stdin_stdout
2,000
{ "solved_count": 5444 }
2026-06-01T05:00:40.145500+00:00
codeforces:514-C
codeforces
514-C
Watto and Mechanism
https://codeforces.com/problemset/problem/514/C
[ "binary search", "data structures", "hashing", "string suffix structures", "strings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 8221 }
2026-06-01T05:00:40.145500+00:00
codeforces:514-B
codeforces
514-B
Han Solo and Lazer Gun
https://codeforces.com/problemset/problem/514/B
[ "brute force", "data structures", "geometry", "implementation", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 22697 }
2026-06-01T05:00:40.145500+00:00
codeforces:514-A
codeforces
514-A
Chewbaсca and Number
https://codeforces.com/problemset/problem/514/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,200
{ "solved_count": 72065 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-G3
codeforces
513-G3
Inversions problem
https://codeforces.com/problemset/problem/513/G3
[ "dp" ]
null
null
stdin_stdout
3,100
{ "solved_count": 291 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-G2
codeforces
513-G2
Inversions problem
https://codeforces.com/problemset/problem/513/G2
[ "dp", "probabilities" ]
null
null
stdin_stdout
2,400
{ "solved_count": 727 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-G1
codeforces
513-G1
Inversions problem
https://codeforces.com/problemset/problem/513/G1
[ "brute force", "dfs and similar", "dp", "meet-in-the-middle" ]
null
null
stdin_stdout
1,800
{ "solved_count": 1849 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-F2
codeforces
513-F2
Scaygerboss
https://codeforces.com/problemset/problem/513/F2
[ "flows" ]
null
null
stdin_stdout
2,800
{ "solved_count": 413 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-F1
codeforces
513-F1
Scaygerboss
https://codeforces.com/problemset/problem/513/F1
[ "flows" ]
null
null
stdin_stdout
2,700
{ "solved_count": 359 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-E2
codeforces
513-E2
Subarray Cuts
https://codeforces.com/problemset/problem/513/E2
[ "dp" ]
null
null
stdin_stdout
2,700
{ "solved_count": 653 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-E1
codeforces
513-E1
Subarray Cuts
https://codeforces.com/problemset/problem/513/E1
[ "dp" ]
null
null
stdin_stdout
2,600
{ "solved_count": 552 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-D2
codeforces
513-D2
Constrained Tree
https://codeforces.com/problemset/problem/513/D2
[ "constructive algorithms", "data structures" ]
null
null
stdin_stdout
2,600
{ "solved_count": 400 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-D1
codeforces
513-D1
Constrained Tree
https://codeforces.com/problemset/problem/513/D1
[ "dfs and similar" ]
null
null
stdin_stdout
2,400
{ "solved_count": 650 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-C
codeforces
513-C
Second price auction
https://codeforces.com/problemset/problem/513/C
[ "bitmasks", "probabilities" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1673 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-B2
codeforces
513-B2
Permutations
https://codeforces.com/problemset/problem/513/B2
[ "bitmasks", "divide and conquer", "math" ]
null
null
stdin_stdout
1,800
{ "solved_count": 2931 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-B1
codeforces
513-B1
Permutations
https://codeforces.com/problemset/problem/513/B1
[ "brute force" ]
null
null
stdin_stdout
1,400
{ "solved_count": 3834 }
2026-06-01T05:00:40.145500+00:00
codeforces:513-A
codeforces
513-A
Game
https://codeforces.com/problemset/problem/513/A
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
800
{ "solved_count": 21877 }
2026-06-01T05:00:40.145500+00:00
codeforces:512-E
codeforces
512-E
Fox And Polygon
https://codeforces.com/problemset/problem/512/E
[ "constructive algorithms", "divide and conquer" ]
null
null
stdin_stdout
2,900
{ "solved_count": 574 }
2026-06-01T05:00:40.145500+00:00
codeforces:512-D
codeforces
512-D
Fox And Travelling
https://codeforces.com/problemset/problem/512/D
[ "dp", "trees" ]
null
null
stdin_stdout
2,900
{ "solved_count": 1137 }
2026-06-01T05:00:40.145500+00:00
codeforces:510-E
codeforces
510-E
Fox And Dinner
https://codeforces.com/problemset/problem/510/E
[ "flows" ]
null
null
stdin_stdout
2,300
{ "solved_count": 2434 }
2026-06-01T05:00:40.145500+00:00
codeforces:510-D
codeforces
510-D
Fox And Jumping
https://codeforces.com/problemset/problem/510/D
[ "bitmasks", "brute force", "dp", "math" ]
null
null
stdin_stdout
1,900
{ "solved_count": 6441 }
2026-06-01T05:00:40.145500+00:00
codeforces:510-C
codeforces
510-C
Fox And Names
https://codeforces.com/problemset/problem/510/C
[ "dfs and similar", "graphs", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 22410 }
2026-06-01T05:00:40.145500+00:00
codeforces:510-B
codeforces
510-B
Fox And Two Dots
https://codeforces.com/problemset/problem/510/B
[ "dfs and similar" ]
null
null
stdin_stdout
1,500
{ "solved_count": 16339 }
2026-06-01T05:00:40.145500+00:00
codeforces:510-A
codeforces
510-A
Fox And Snake
https://codeforces.com/problemset/problem/510/A
[ "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 106855 }
2026-06-01T05:00:40.145500+00:00
codeforces:509-F
codeforces
509-F
Progress Monitoring
https://codeforces.com/problemset/problem/509/F
[ "dp", "trees" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1188 }
2026-06-01T05:00:40.145500+00:00
codeforces:509-E
codeforces
509-E
Pretty Song
https://codeforces.com/problemset/problem/509/E
[ "math", "strings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 1884 }
2026-06-01T05:00:40.145500+00:00
codeforces:509-D
codeforces
509-D
Restoring Numbers
https://codeforces.com/problemset/problem/509/D
[ "constructive algorithms", "math" ]
null
null
stdin_stdout
2,200
{ "solved_count": 815 }
2026-06-01T05:00:40.145500+00:00
codeforces:509-C
codeforces
509-C
Sums of Digits
https://codeforces.com/problemset/problem/509/C
[ "dp", "greedy", "implementation" ]
null
null
stdin_stdout
2,000
{ "solved_count": 2405 }
2026-06-01T05:00:40.145500+00:00
codeforces:509-B
codeforces
509-B
Painting Pebbles
https://codeforces.com/problemset/problem/509/B
[ "constructive algorithms", "greedy", "implementation" ]
null
null
stdin_stdout
1,300
{ "solved_count": 9995 }
2026-06-01T05:00:40.145500+00:00
codeforces:509-A
codeforces
509-A
Maximum in Table
https://codeforces.com/problemset/problem/509/A
[ "brute force", "implementation" ]
null
null
stdin_stdout
800
{ "solved_count": 44267 }
2026-06-01T05:00:40.145500+00:00
codeforces:508-E
codeforces
508-E
Arthur and Brackets
https://codeforces.com/problemset/problem/508/E
[ "dp", "greedy" ]
null
null
stdin_stdout
2,200
{ "solved_count": 1960 }
2026-06-01T05:00:40.145500+00:00
codeforces:508-D
codeforces
508-D
Tanya and Password
https://codeforces.com/problemset/problem/508/D
[ "dfs and similar", "graphs" ]
null
null
stdin_stdout
2,500
{ "solved_count": 4269 }
2026-06-01T05:00:40.145500+00:00
codeforces:508-C
codeforces
508-C
Anya and Ghosts
https://codeforces.com/problemset/problem/508/C
[ "constructive algorithms", "greedy" ]
null
null
stdin_stdout
1,600
{ "solved_count": 4677 }
2026-06-01T05:00:40.145500+00:00
codeforces:508-B
codeforces
508-B
Anton and currency you all know
https://codeforces.com/problemset/problem/508/B
[ "greedy", "math", "strings" ]
null
null
stdin_stdout
1,300
{ "solved_count": 24024 }
2026-06-01T05:00:40.145500+00:00
codeforces:508-A
codeforces
508-A
Pasha and Pixels
https://codeforces.com/problemset/problem/508/A
[ "brute force" ]
null
null
stdin_stdout
1,100
{ "solved_count": 8461 }
2026-06-01T05:00:40.145500+00:00
codeforces:507-E
codeforces
507-E
Breaking Good
https://codeforces.com/problemset/problem/507/E
[ "dfs and similar", "dp", "graphs", "shortest paths" ]
null
null
stdin_stdout
2,100
{ "solved_count": 3258 }
2026-06-01T05:00:40.145500+00:00
codeforces:507-D
codeforces
507-D
The Maths Lecture
https://codeforces.com/problemset/problem/507/D
[ "dp", "implementation" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2139 }
2026-06-01T05:00:40.145500+00:00
codeforces:507-C
codeforces
507-C
Guess Your Way Out!
https://codeforces.com/problemset/problem/507/C
[ "implementation", "math", "trees" ]
null
null
stdin_stdout
1,700
{ "solved_count": 4566 }
2026-06-01T05:00:40.145500+00:00
codeforces:507-B
codeforces
507-B
Amr and Pins
https://codeforces.com/problemset/problem/507/B
[ "geometry", "math" ]
null
null
stdin_stdout
1,400
{ "solved_count": 26740 }
2026-06-01T05:00:40.145500+00:00
codeforces:507-A
codeforces
507-A
Amr and Music
https://codeforces.com/problemset/problem/507/A
[ "greedy", "implementation", "sortings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 21869 }
2026-06-01T05:00:40.145500+00:00
codeforces:506-E
codeforces
506-E
Mr. Kitayuta's Gift
https://codeforces.com/problemset/problem/506/E
[ "combinatorics", "dp", "matrices", "strings" ]
null
null
stdin_stdout
3,000
{ "solved_count": 921 }
2026-06-01T05:00:40.145500+00:00
codeforces:506-D
codeforces
506-D
Mr. Kitayuta's Colorful Graph
https://codeforces.com/problemset/problem/506/D
[ "brute force", "dfs and similar", "dsu", "graphs" ]
null
null
stdin_stdout
2,400
{ "solved_count": 2552 }
2026-06-01T05:00:40.145500+00:00
codeforces:505-E
codeforces
505-E
Mr. Kitayuta vs. Bamboos
https://codeforces.com/problemset/problem/505/E
[ "binary search", "greedy" ]
null
null
stdin_stdout
2,900
{ "solved_count": 1566 }
2026-06-01T05:00:40.145500+00:00
codeforces:505-D
codeforces
505-D
Mr. Kitayuta's Technology
https://codeforces.com/problemset/problem/505/D
[ "dfs and similar" ]
null
null
stdin_stdout
2,200
{ "solved_count": 2936 }
2026-06-01T05:00:40.145500+00:00
codeforces:505-C
codeforces
505-C
Mr. Kitayuta, the Treasure Hunter
https://codeforces.com/problemset/problem/505/C
[ "dfs and similar", "dp", "two pointers" ]
null
null
stdin_stdout
1,900
{ "solved_count": 7344 }
2026-06-01T05:00:40.145500+00:00
codeforces:505-B
codeforces
505-B
Mr. Kitayuta's Colorful Graph
https://codeforces.com/problemset/problem/505/B
[ "dfs and similar", "dp", "dsu", "graphs" ]
null
null
stdin_stdout
1,400
{ "solved_count": 15031 }
2026-06-01T05:00:40.145500+00:00
codeforces:505-A
codeforces
505-A
Mr. Kitayuta's Gift
https://codeforces.com/problemset/problem/505/A
[ "brute force", "implementation", "strings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 6931 }
2026-06-01T05:00:40.145500+00:00
codeforces:504-E
codeforces
504-E
Misha and LCP on Tree
https://codeforces.com/problemset/problem/504/E
[ "binary search", "dfs and similar", "hashing", "string suffix structures", "trees" ]
null
null
stdin_stdout
3,000
{ "solved_count": 1069 }
2026-06-01T05:00:40.145500+00:00
codeforces:504-D
codeforces
504-D
Misha and XOR
https://codeforces.com/problemset/problem/504/D
[ "bitmasks" ]
null
null
stdin_stdout
2,700
{ "solved_count": 349 }
2026-06-01T05:00:40.145500+00:00
codeforces:501-E
codeforces
501-E
Misha and Palindrome Degree
https://codeforces.com/problemset/problem/501/E
[ "binary search", "combinatorics", "implementation" ]
null
null
stdin_stdout
2,500
{ "solved_count": 951 }
2026-06-01T05:00:40.145500+00:00
codeforces:501-D
codeforces
501-D
Misha and Permutations Summation
https://codeforces.com/problemset/problem/501/D
[ "data structures" ]
null
null
stdin_stdout
2,000
{ "solved_count": 2725 }
2026-06-01T05:00:40.145500+00:00
codeforces:501-C
codeforces
501-C
Misha and Forest
https://codeforces.com/problemset/problem/501/C
[ "constructive algorithms", "data structures", "greedy", "sortings", "trees" ]
null
null
stdin_stdout
1,500
{ "solved_count": 6068 }
2026-06-01T05:00:40.145500+00:00
codeforces:501-B
codeforces
501-B
Misha and Changing Handles
https://codeforces.com/problemset/problem/501/B
[ "data structures", "dsu", "strings" ]
null
null
stdin_stdout
1,100
{ "solved_count": 19532 }
2026-06-01T05:00:40.145500+00:00
codeforces:501-A
codeforces
501-A
Contest
https://codeforces.com/problemset/problem/501/A
[ "implementation" ]
null
null
stdin_stdout
900
{ "solved_count": 24337 }
2026-06-01T05:00:40.145500+00:00
codeforces:500-G
codeforces
500-G
New Year Running
https://codeforces.com/problemset/problem/500/G
[ "number theory", "trees" ]
null
null
stdin_stdout
3,200
{ "solved_count": 169 }
2026-06-01T05:00:40.145500+00:00
codeforces:500-F
codeforces
500-F
New Year Shopping
https://codeforces.com/problemset/problem/500/F
[ "divide and conquer", "dp" ]
null
null
stdin_stdout
2,700
{ "solved_count": 831 }
2026-06-01T05:00:40.145500+00:00
codeforces:500-E
codeforces
500-E
New Year Domino
https://codeforces.com/problemset/problem/500/E
[ "data structures", "dp", "dsu" ]
null
null
stdin_stdout
2,300
{ "solved_count": 1588 }
2026-06-01T05:00:40.145500+00:00
codeforces:500-D
codeforces
500-D
New Year Santa Network
https://codeforces.com/problemset/problem/500/D
[ "combinatorics", "dfs and similar", "graphs", "trees" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3282 }
2026-06-01T05:00:40.145500+00:00
codeforces:500-C
codeforces
500-C
New Year Book Reading
https://codeforces.com/problemset/problem/500/C
[ "constructive algorithms", "greedy", "implementation", "math" ]
null
null
stdin_stdout
1,600
{ "solved_count": 6042 }
2026-06-01T05:00:40.145500+00:00
codeforces:500-B
codeforces
500-B
New Year Permutation
https://codeforces.com/problemset/problem/500/B
[ "dfs and similar", "dsu", "graphs", "greedy", "math", "sortings" ]
null
null
stdin_stdout
1,600
{ "solved_count": 9632 }
2026-06-01T05:00:40.145500+00:00
codeforces:500-A
codeforces
500-A
New Year Transportation
https://codeforces.com/problemset/problem/500/A
[ "dfs and similar", "graphs", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 63168 }
2026-06-01T05:00:40.145500+00:00
codeforces:499-B
codeforces
499-B
Lecture
https://codeforces.com/problemset/problem/499/B
[ "implementation", "strings" ]
null
null
stdin_stdout
1,000
{ "solved_count": 45043 }
2026-06-01T05:00:40.145500+00:00
codeforces:499-A
codeforces
499-A
Watching a movie
https://codeforces.com/problemset/problem/499/A
[ "greedy", "implementation" ]
null
null
stdin_stdout
1,000
{ "solved_count": 14738 }
2026-06-01T05:00:40.145500+00:00
codeforces:498-E
codeforces
498-E
Stairs and Lines
https://codeforces.com/problemset/problem/498/E
[ "dp", "matrices" ]
null
null
stdin_stdout
2,700
{ "solved_count": 570 }
2026-06-01T05:00:40.145500+00:00
codeforces:498-D
codeforces
498-D
Traffic Jams in the Land
https://codeforces.com/problemset/problem/498/D
[ "data structures", "dp", "number theory" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1247 }
2026-06-01T05:00:40.145500+00:00
codeforces:498-C
codeforces
498-C
Array and Operations
https://codeforces.com/problemset/problem/498/C
[ "flows", "graph matchings", "number theory" ]
null
null
stdin_stdout
2,100
{ "solved_count": 4229 }
2026-06-01T05:00:40.145500+00:00
codeforces:498-B
codeforces
498-B
Name That Tune
https://codeforces.com/problemset/problem/498/B
[ "dp", "probabilities", "two pointers" ]
null
null
stdin_stdout
2,400
{ "solved_count": 1301 }
2026-06-01T05:00:40.145500+00:00
codeforces:498-A
codeforces
498-A
Crazy Town
https://codeforces.com/problemset/problem/498/A
[ "geometry" ]
null
null
stdin_stdout
1,700
{ "solved_count": 6901 }
2026-06-01T05:00:40.145500+00:00
codeforces:497-E
codeforces
497-E
Subsequences Return
https://codeforces.com/problemset/problem/497/E
[ "dp", "matrices" ]
null
null
stdin_stdout
2,900
{ "solved_count": 318 }
2026-06-01T05:00:40.145500+00:00
codeforces:497-D
codeforces
497-D
Gears
https://codeforces.com/problemset/problem/497/D
[ "brute force", "geometry", "math" ]
null
null
stdin_stdout
2,900
{ "solved_count": 249 }
2026-06-01T05:00:40.145500+00:00
codeforces:496-E
codeforces
496-E
Distributing Parts
https://codeforces.com/problemset/problem/496/E
[ "greedy", "sortings" ]
null
null
stdin_stdout
2,100
{ "solved_count": 1760 }
2026-06-01T05:00:40.145500+00:00
codeforces:496-D
codeforces
496-D
Tennis Game
https://codeforces.com/problemset/problem/496/D
[ "binary search" ]
null
null
stdin_stdout
1,900
{ "solved_count": 3206 }
2026-06-01T05:00:40.145500+00:00
codeforces:496-C
codeforces
496-C
Removing Columns
https://codeforces.com/problemset/problem/496/C
[ "brute force", "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 8165 }
2026-06-01T05:00:40.145500+00:00
codeforces:496-B
codeforces
496-B
Secret Combination
https://codeforces.com/problemset/problem/496/B
[ "brute force", "constructive algorithms", "implementation" ]
null
null
stdin_stdout
1,500
{ "solved_count": 6211 }
2026-06-01T05:00:40.145500+00:00
codeforces:496-A
codeforces
496-A
Minimum Difficulty
https://codeforces.com/problemset/problem/496/A
[ "brute force", "implementation", "math" ]
null
null
stdin_stdout
900
{ "solved_count": 17199 }
2026-06-01T05:00:40.145500+00:00
codeforces:495-B
codeforces
495-B
Modular Equations
https://codeforces.com/problemset/problem/495/B
[ "math", "number theory" ]
null
null
stdin_stdout
1,600
{ "solved_count": 8314 }
2026-06-01T05:00:40.145500+00:00
codeforces:495-A
codeforces
495-A
Digital Counter
https://codeforces.com/problemset/problem/495/A
[ "implementation" ]
null
null
stdin_stdout
1,100
{ "solved_count": 8979 }
2026-06-01T05:00:40.145500+00:00
codeforces:494-E
codeforces
494-E
Sharti
https://codeforces.com/problemset/problem/494/E
[ "data structures", "games" ]
null
null
stdin_stdout
3,200
{ "solved_count": 377 }
2026-06-01T05:00:40.145500+00:00
codeforces:494-D
codeforces
494-D
Birthday
https://codeforces.com/problemset/problem/494/D
[ "data structures", "dfs and similar", "dp", "trees" ]
null
null
stdin_stdout
2,700
{ "solved_count": 670 }
2026-06-01T05:00:40.145500+00:00
codeforces:494-C
codeforces
494-C
Helping People
https://codeforces.com/problemset/problem/494/C
[ "dp", "probabilities" ]
null
null
stdin_stdout
2,600
{ "solved_count": 960 }
2026-06-01T05:00:40.145500+00:00
codeforces:494-B
codeforces
494-B
Obsessive String
https://codeforces.com/problemset/problem/494/B
[ "dp", "strings" ]
null
null
stdin_stdout
2,000
{ "solved_count": 3179 }
2026-06-01T05:00:40.145500+00:00
codeforces:494-A
codeforces
494-A
Treasure
https://codeforces.com/problemset/problem/494/A
[ "greedy" ]
null
null
stdin_stdout
1,500
{ "solved_count": 6553 }
2026-06-01T05:00:40.145500+00:00
codeforces:493-E
codeforces
493-E
Vasya and Polynomial
https://codeforces.com/problemset/problem/493/E
[ "math" ]
null
null
stdin_stdout
2,800
{ "solved_count": 517 }
2026-06-01T05:00:40.145500+00:00
codeforces:493-D
codeforces
493-D
Vasya and Chess
https://codeforces.com/problemset/problem/493/D
[ "constructive algorithms", "games", "math" ]
null
null
stdin_stdout
1,700
{ "solved_count": 10231 }
2026-06-01T05:00:40.145500+00:00