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Re:为什么要对用9取模？求解释In Reply To:Re:为什么要对用9取模？求解释 Posted by:huyoulai at 2010-09-24 18:56:56 列举几个数字尝试一下会发现规律，数字对应的答案都是从1到9顺序出现的，总结一下就能发现只要对9取模就可以了，而不必使用递归。 Followed by: Post your reply here: |
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