data/connectivity/graph_structure/medium/graph1.txt

11 21 5
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
5 10
10 8
9 3
2 3
0 2
0 4
3 6
7 6
2 6
0 1