data/shortest_path/graph_structure/hard/graph1005.txt

19 31
0 8 5
4 0 10
14 1 5
7 1 3
16 1 5
12 1 10
1 11 7
9 2 5
2 12 3
3 2 2
15 3 4
14 3 6
5 3 2
4 5 7
4 17 10
12 4 6
6 4 5
4 11 9
5 16 2
12 5 4
18 6 3
7 13 3
8 9 1
10 8 4
15 9 6
14 9 2
17 11 10
17 12 5
14 15 5
14 16 5
16 17 4
16 10