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商品要分开考虑。供应商的库存和店主的定单都很小,可以单件供应的商品和需求的商品求最小权匹配。

Posted by yuanyirui at 2007-04-07 15:08:38 on Problem 2516
输入里面最下面的商品代价表,展开成供应商品*需求商品的代价表比较麻烦。400多MS 也可以过。

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