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倒,兄弟看来没理解这个题的本质,在说推理也不简单。里程表逢9进1,只不过3到4时变成3到5,所以5视为4,6视为5,以此推。

Posted by 10070709 at 2009-03-10 23:46:33 on Problem 2719
In Reply To:什么九进制啊?不就是个简单的推理题目吗? Posted by:xuhanqiu at 2006-07-09 20:39:58


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