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Re:长度为奇数的环可以跟自己合并;长度为偶数的环,可以跟长度一样的环合并In Reply To:长度为奇数的环可以跟自己合并;长度为偶数的环,可以跟长度一样的环合并 Posted by:zouyu9631 at 2006-12-02 14:49:53 Followed by:
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