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了解了。

Posted by 12332112321 at 2008-08-06 19:43:44 on Problem 1769 and last updated at 2008-08-06 19:44:19
In Reply To:用单调性的DP做为什么会错啊。无语到则。 Posted by:12332112321 at 2008-08-06 15:51:25
不满足单调性的性质啊。
因为二分的时候结尾不是有序的。
晕了。
哎。

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