0
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OI-codes/S2OJ/18/data/ex_tree1.in
2022-05-29 07:47:12 +08:00

13 lines
58 B (Stored with Git LFS)
Plaintext

5 2 2
1 1
1 0
1 1 2 1 2
1 2
1 3
2 4
1 5
3 4
1 1 1
2 3
2 2