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说一些我认为的特殊数据吧。

Posted by ImLazy at 2008-10-07 15:18:12 on Problem 3675
In Reply To:~~>.<~~ WA了～～ Posted by:cuiaoxiang at 2008-10-01 21:58:37 
1) 题目里好像没有说多边形是凹还是凸，所以要判一下分解出的每个三角形的面积是正还是负。
2) 题目里好像没有说多边形是顺时针还是逆时针，所以我额外判了一下。
3) 由于不是 SPECIAL JUDGE，所以要小心 1.00499999 要输出 1.01，而不是 1.00；-0.001 要输出 0.00，而不是 -0.00。
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