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Problem 3052 >> 这题dalao们的树上分块都是怎么写的呢??
Ivan @ 2018-05-18 20:15:22
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rt
cmd2001 @ 2018-05-19 07:46:48
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不会树上,只会树上带修莫队QAQ
初始化是欧拉序(出入都记录一次dfn),然后随便做就能AC啦
nzhtl1477 @ 2018-05-19 10:14:29
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“树分块”怕是过不了吧
Ivan @ 2018-05-19 16:11:09
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我就是说的莫队排序依据的分块啊。
Ivan @ 2018-05-19 16:12:35
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为什么我按1086那么分块这么慢啊
nzhtl1477 @ 2018-05-19 22:56:09
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这个就是个有趣的问题了~
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