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5w变20w...不知道会不会卡常数。。。。In Reply To:F题题目大意 Posted by:ecust_linpeng at 2009-10-18 10:41:39 > 给出n个中间有洞的矩形（n<=50000） > 坐标范围是0,0到50000,50000 > 中间的洞也是一个矩形 > > input > 8个坐标 > 代表矩形的左下角，右上角，内部矩形洞的左下角，右上角 > > 求出覆盖的面积 Followed by:
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