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只是说Moles出现的坐标为正,但没说hammer移动的位置要为正,可以为"any position"

Posted by lcftc at 2006-10-11 13:13:10 on Problem 3034
In Reply To:为什么啊? Posted by:Yuzia at 2006-10-11 12:10:37
> 题目中不是说:
> "points (x, y) satisfying 0 ≤ x, y < n in a two-dimensional coordinate system"
> 么?

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