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1和2不是问题 反正我是正负相加最后取绝对值。那个3我试试

Posted by cuiaoxiang at 2008-10-07 17:37:58 on Problem 3675 and last updated at 2008-10-07 17:38:32
In Reply To:说一些我认为的特殊数据吧。 Posted by:ImLazy at 2008-10-07 15:18:12 
> 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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