frontier_cs/problems/154/testdata/29.in

10
14 2 5
15 11 2
21 7 1
30 9 5
13 14 4
12 20 2
6 28 2
3 17 1
1 27 1
20 27 2
6
10 26
3 8
19 20
7 4
21 11
4 20
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