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无语了。。。终于A了

Posted by xiaochunliu at 2010-04-06 00:49:20 on Problem 3006
很无语,开始想错了,用了数组来记录每个素数,汗!!第一个数据可以,第二个就不行了。最后才知道可以不用的,一下子就A了 219Ms...

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