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Re:用sort排序的问题。。In Reply To:用sort排序的问题。。 Posted by:Acsaga at 2007-02-04 00:02:30 这个小于号不满足反对称性,不是一个偏序关系,a < b 和 b < a可以同时成立,所以RE。 Followed by: Post your reply here: |
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