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Re:提供几组数据，供大家参考

Posted by ysjjovo at 2010-09-02 08:09:36 on Problem 1815
In Reply To:Re:提供几组数据，供大家参考 Posted by:ysjjovo at 2010-09-02 08:06:46 
It's assured that if people A knows people B's number, B will also know A's number. 

这句不是表示矩阵应该是对称的吗？
怎么给出的数据都不符合要求？
或者是我理解错了？
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