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Re:我觉得总是会停的……

Posted by frkstyc at 2007-02-26 20:46:35 on Problem 3109
In Reply To:Re:我觉得总是会停的…… Posted by:FreePeter at 2007-02-26 20:40:08
en...

我记得不一定是中点

> 如果我没理解错的话,新加入的点不可能越出原有的黑点的范围,所以可能加入的点是有限个。。。所以有限步内必然终止。。。
> 
> p.s.他的between是不是中点的意思?

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