data/shortest_path/graph_structure/hard/graph1011.txt

19 34
2 0 4
0 8 3
17 0 5
7 0 4
0 9 8
14 1 8
1 3 1
11 1 1
9 2 5
12 3 5
4 7 1
9 4 10
5 13 2
8 5 6
5 7 8
6 16 7
7 6 7
6 15 3
7 8 9
7 16 2
7 15 6
12 8 4
8 14 7
10 8 1
13 9 9
9 18 1
9 15 2
10 13 4
14 10 3
13 11 8
13 15 6
14 18 9
16 17 2
18 16 10
3 6