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a,b 都在[0,500]的范围内的

Posted by ghost_wei at 2007-08-06 11:12:25 on Problem 3241
In Reply To:在题目中,只说明A,B小于500。。。可能是负的很大,为什么题解里能给出500*2*10000的上界呢。 Posted by:cx19860824 at 2007-08-06 10:26:24


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