data/shortest_path/graph_structure/hard/graph1009.txt

19 37
2 0 1
0 10 7
3 0 2
9 0 3
0 4 6
1 17 7
18 1 3
14 1 4
1 6 7
1 13 4
5 1 2
2 16 2
2 10 3
2 3 8
18 2 3
14 2 3
2 7 10
2 6 8
3 6 1
3 12 8
4 7 5
16 5 10
5 10 9
5 9 5
15 6 6
6 18 10
6 13 5
7 17 5
10 7 1
7 8 9
15 8 8
13 8 2
11 9 4
11 16 1
14 16 5
16 17 8
17 18 3
7 9