树剖代码求助

P3384 【模板】重链剖分/树链剖分

@[Binah_cyc](/user/760171) $top_cnt = ffa$ 改成 $top_now = ffa$ 试试?
by sunkuangzheng @ 2024-01-18 21:58:24


@[sunkuangzheng](/user/679936) 谢谢,已关!
by Binah_cyc @ 2024-01-18 22:04:26


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