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以上讨论的四边形都是在已给条件下,通过恰当选取剩下的顶点使得面积尽量的大的四边形...

Posted by welkin_fafnir at 2005-07-21 10:29:54 on Problem 2500
In Reply To:好像这个不一定....或者这样说 ----> Posted by:welkin_fafnir at 2005-07-21 10:27:41


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