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一开始想出个游戏题,然后想出另一个几何题,曾经还想过图论题,在讨论那个几何题时R同学灵光乍现天人合一就出了三角和圆In Reply To:请证明之 Posted by:majia001 at 2006-09-04 19:12:17 Followed by:
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