frontier_cs/problems/154/testdata/25.in

18
11 25 4
21 25 4
12 17 1
1 20 4
7 1 1
29 26 5
20 7 2
6 17 3
14 16 4
15 13 4
5 2 1
12 21 2
19 2 2
22 19 1
12 13 3
1 12 5
24 19 2
11 11 3
8
11 2
19 12
28 27
13 27
10 15
29 28
29 9
17 7
3350549062697672845