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gcd(a,b)=1就一定可以

Posted by frkstyc at 2005-07-24 00:24:20 on Problem 2499
In Reply To:哎过了. 怀疑有的测试数据的节点不能从(1,1) 推出来! Posted by:ook at 2005-07-24 00:23:13

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我刚才的RE 是由于中途中出现了除0的情况.但是我在(1,1)的时候已经分开了! 除了根结点不应该有坐标相等的情况吧 (0) ook 2005-07-24 00:29:39
- 首先怀疑你的程序！那么多人都过了 (0) frkstyc 2005-07-24 00:31:37
  - 呵呵 (0) ook 2005-07-24 00:34:56
  - 呵呵刚才改了!AC了! 但是怀疑数据 (0) ook 2005-07-24 00:35:40

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