~~lbw好评~~
by Sol1 @ 2020-04-13 13:52:27
路径压缩
by _十十十十_ @ 2020-04-13 13:52:39
你没有路径压缩
by IntrepidStrayer @ 2020-04-13 13:53:19
@[ClCN](/user/61088) 谔谔
by BeanGame @ 2020-04-13 13:53:25
`return fa[x] = find(fa[x])`
by HsKr @ 2020-04-13 13:53:46
@[fhh_orz](/user/214437) 明白了QAQ
by BeanGame @ 2020-04-13 13:53:53
你莫得路径压缩啊
by 1saunoya @ 2020-04-13 13:54:03
@[HsKr](/user/247658) 谢谢QAQ
by BeanGame @ 2020-04-13 13:54:03
@[Isaunoya](/user/96580) 恩恩
by BeanGame @ 2020-04-13 13:55:11
@[BeanGame_II](/user/334756) 用路径压缩
by PersistentLife @ 2020-04-13 13:56:52