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提出一种暴力的方法

Posted by 19891101 at 2012-08-08 15:50:53 on Problem 2735
枚举边(2^20),计算此状态下每个点的度和总花费。在总花费小于ans且每个点的度均为偶数且此状态下仍是连通的情况下更新最小值。

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