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这两个函数应该是在math.h中,用的时候直接写y=ceil(x)或y=floor(x)就行了

Posted by liulibo133 at 2006-11-12 19:47:03 on Problem 1005
In Reply To:请教两个函数 Posted by:llxy7 at 2006-11-12 17:31:32


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