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不过显然是比上次有水平多了

Posted by frkstyc at 2005-07-17 18:34:49
In Reply To:怎么就跟上次ZOJ的比赛似的…… Posted by:TN at 2005-07-17 18:33:35 
2489总不能出20组一模一样的100000条线段吧？
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