建议把数据加强到 [P4000](https://www.luogu.org/problemnew/show/4000)

P4994 终于结束的起点

啥意思QAQAQAQAQAQAQAQAQAQ
by std_DFS @ 2019-01-17 13:02:15

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毒瘤吧
by tiger0133 @ 2019-01-17 13:14:19

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这是蒟蒻唯一的毒瘤机会
by Thomasguo666 @ 2019-01-17 13:16:42

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蒟蒻表示看到这种题能被暴力AC很不爽
by Thomasguo666 @ 2019-01-17 13:17:18

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@[Thomasguo666](/space/show?uid=107935) 当时月赛主要的目的就是热身性质的，干嘛要加强数据啊
by StudyingFather @ 2019-01-17 13:46:21

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