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我的想法

Posted by sjgau02 at 2004-11-23 11:17:12 on Problem 2079
In Reply To:求救:当时在很多论坛中讨论到的三角形旋转的方法为什么会WA? Posted by:hust_acm at 2004-11-23 10:54:34
利用 海倫公式
三角形的面積和三個邊的長度有關

邊長,和兩個點的距離有關
越長越好,所以兩個點的距離越遠越好

所以,可以考慮
sort by x-
or sort by y




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