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Problem 2246 >> 表示最后一组数据有毒
908997989 @ 2016-04-03 09:49:25
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答案给的0.831,我的程序算出来是0.821= =不知道哪错了。
Yzx835 @ 2016-04-05 21:17:21
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我也是QAQ
Ryan @ 2017-03-18 21:58:05
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我也是
Lucida @ 2017-03-19 10:58:14
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只要把走的方向的枚举顺序改一下就A了
Bill_Yang @ 2018-02-02 10:48:18
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为什么改一下方向就可以A啊
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