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明明是2 3 4

Posted by funCfans at 2015-05-15 21:40:38 on Problem 2528
In Reply To:相信很多人都过不了这组数据吧!!! Posted by:lingyuntan at 2010-10-19 17:01:22
这题目离散化是用边界的对吧,但是题目给的数据不是边界是占用瓷砖的编号。
离散化时这样处理:源数据(1)-1 源数据(2)
这才是正解

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