蒟蒻求助。。。

P3379 【模板】最近公共祖先(LCA)

Naive!
by Sqrtyz @ 2017-11-25 13:42:22


@[sqrtTYZ](/space/show?uid=39278) 快帮我看一下代码,谢谢
by Randyhoads @ 2017-11-25 15:48:20


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