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Re:Space Shield 如何判断被围在内部的面?

Posted by Lerence1201 at 2014-01-19 23:46:49 on Problem 1096
In Reply To:Space Shield 如何判断被围在内部的面? Posted by:maddigerati at 2007-05-05 15:38:26
> RT
> 求大牛们给各思路
我大概在外面再包了一成没用的方块,然后从没用的方块出发DFS

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