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Re:2079 请管理员添加三组数据@rootIn Reply To:2079 请管理员添加三组数据 Posted by:Hoblovski at 2014-05-22 21:14:50 > 虽然蒟蒻还没AC,但是Discuss里面所有数据蒟蒻都过了 > > 6 > 4 -5 > 6 -2 > 5 2 > -4 5 > -6 2 > -5 -2 > -1 > 显然(4,-5),(5,2),(-6,2)构成了面积 38.50 的三角形. > > 5 > 8 -3 > 8 -2 > -2 6 > -2 3 > 4 -2 > -1 > 显然(4,-2),(8,-2),(-2,6) 面积 16 > > 7 > -3 8 > -4 -10 > -8 -6 > -9 0 > -6 -10 > -9 3 > 0 -4 > -1 > 由叉积(-3,8),(-4,-10),(-9,3) 面积 51.50 > > 上面的数据基本卡掉了网上所有标程.规模很小,神牛们可以三秒写一个暴力来验证. > 然后我还是没有AC 泣 Followed by:
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