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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In Reply To:gcd(a,b)=1就一定可以 Posted by:frkstyc at 2005-07-24 00:24:20 Followed by:
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