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解决了计算几何的东西之后直接dfs就可以了

Posted by frkstyc at 2005-07-19 11:44:39 on Problem 2148
In Reply To:谁能来说说这题的思路 Posted by:MaMaSaid at 2005-07-19 11:39:18
> 谁能来说说这题的思路

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