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求完了可以不dfs吧

Posted by bg95 at 2011-06-19 16:40:26 on Problem 2987 and last updated at 2011-06-19 16:42:47
In Reply To:雁过留声——最大权封闭子图 Posted by:fanhqme at 2009-12-13 18:45:23 
求出最大流f
所有正权的和sp
ans = sp - f
人数 = -(ans % 10000 - 10000) % 10000;
获利 = (ans + 人数) / 10000;
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