data/shortest_path/graph_structure/hard/graph1029.txt

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