data/hamilton/graph_structure/hard/graph136.txt

13 33
11 7
3 10
0 12
11 2
3 8
11 5
0 1
1 7
2 4
6 10
1 11
7 10
12 3
6 5
8 10
6 9
2 12
9 0
9 5
11 3
10 4
5 2
4 9
7 9
1 4
3 9
0 2
4 11
0 7
5 7
3 5
2 10
10 0