data/shortest_path/graph_structure/hard/graph1041.txt

19 32
15 0 1
0 5 7
6 0 6
0 14 2
1 0 5
0 18 6
15 1 9
6 1 7
18 1 4
12 2 5
2 4 8
4 3 6
14 3 8
3 13 9
8 4 1
10 4 6
4 13 3
17 4 2
5 6 2
5 16 7
13 5 5
12 7 6
14 7 3
7 18 6
12 8 1
16 8 10
16 9 4
15 10 3
18 10 5
14 11 2
15 12 9
18 16 2
11 9