蒟蒻70pts求助

P3384 【模板】重链剖分/树链剖分

@[某珂学的超OIer](/user/264867) ```cpp int id[100001]; ```
by Brian_WBY @ 2020-12-12 14:31:28


@[Brian_WBY](/user/297433) 啊这,谢谢大佬
by 某珂学的超OIer @ 2020-12-12 15:24:33


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