data/connectivity/graph_structure/hard/graph1025.txt

26 29
25 21
8 9
12 18
18 9
25 20
0 2
21 7
6 15
5 2
2 11
3 22
19 11
0 4
4 1
2 17
21 1
23 17
8 11
4 23
0 3
6 0
22 14
18 10
9 13
8 15
0 1
18 14
20 16
24 15