frontier_cs/problems/154/testdata/12.in

11
11 27 4
27 5 5
8 13 5
7 11 4
17 6 1
14 11 4
25 14 2
14 30 2
27 29 5
11 20 5
26 7 4
5
6 12
22 19
8 27
21 20
19 7
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