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Re:这个题枚举点然后判断的话要挂In Reply To:这个题枚举点然后判断的话要挂 Posted by:frkstyc at 2005-08-16 22:48:58 我是先用 多边形面积的矩阵公式计算总面积 然后检测有多少个点在多边形边上 然后用(I*2+E-2)/2=A的公式算出 多少个I点 我的程序在计算sample的时候都可以得出正确的结论 但是就不能AC Followed by:
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