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OI-codes/S2OJ/109/data/tree1.in
2022-05-29 07:47:12 +08:00

12 lines
46 B (Stored with Git LFS)
Plaintext

5 6 5
1 3
4 5
5 2
1 2
1 2
2 3
5 4
5 5
3 2
1 5