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Re:大牛们是如何想出构造的??偶至今还没有想明白呀!!!!!

Posted by alpc55 at 2007-08-29 21:32:55 on Problem 3239
In Reply To:Re:大牛们是如何想出构造的??偶至今还没有想明白呀!!!!! Posted by:alpc55 at 2007-08-29 21:32:16
太强悍了吧,有证明吗??
发给我好吗?

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