data/hamilton/graph_structure/hard/graph133.txt

13 25
11 8
9 6
3 11
11 4
4 5
4 6
9 2
12 11
7 1
5 1
4 0
10 2
6 3
12 5
0 2
2 7
9 0
8 0
3 4
2 4
7 6
5 3
2 3
1 0
7 12