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Re:已经AC,凸包没写错枚举凸包点可以AC。但为什么旋转卡壳WA,旋转卡壳有什么要注意的地方?

Posted by ghb044100307 at 2007-09-22 13:56:42 on Problem 2187
In Reply To:Re:已经AC,凸包没写错枚举凸包点可以AC。但为什么旋转卡壳WA,旋转卡壳有什么要注意的地方? Posted by:ghb044100307 at 2007-09-22 13:55:41
我也迷迷糊糊的过,不知道为什么卡壳不行,枚举就AC了,哪位大侠知道的说一下!!

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