data/flow/graph_structure/hard/graph0.txt

11 26
0 2 13
0 7 17
1 2 11
1 3 4
1 5 14
1 9 17
2 6 8
4 3 15
5 8 6
5 9 11
5 6 2
6 2 12
6 4 12
6 9 14
7 0 14
7 6 16
7 1 15
8 10 18
8 5 15
8 9 10
9 8 11
9 5 19
9 7 8
10 5 18
10 7 19
10 1 10
6 10
14