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我觉得,这就是打字题

Posted by sunmoonstar_love at 2005-08-07 22:11:39
In Reply To:最大匹配数等于行数就说明有解 Posted by:c0500448242 at 2005-08-07 21:27:29
> 一行对一列,没对应的列随便选一个行涂就行了

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