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最优方案也可能是负的

Posted by twilight at 2008-05-30 13:11:52 on Problem 1157
In Reply To:网上搜来的数据全部通过,但是依然WA,谁帮忙看看吧~ Posted by:otbzi at 2007-11-12 21:58:02
if(sum[x][y] > 0) return sum[x][y];
2 2
-10 10
10 -10

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