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Re:有人能过这个数据吗?

Posted by fsh317574518 at 2019-05-06 19:35:43 on Problem 2451
In Reply To:有人能过这个数据吗? Posted by:2018zhongyanbin at 2019-05-06 14:39:29
> 4
> 0 0 0 2
> 0 2 2 2
> 2 2 2 0
> 2 0 0 0
> 
> 貌似应该输出:4.0
> 但是我输出0.0
坐标应该要逆时针输入吧。。

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