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Re:请问怎么求平方之后模那个数的余数呢?

Posted by harkue at 2007-08-06 11:18:48 on Problem 1811
In Reply To:Re:请问怎么求平方之后模那个数的余数呢? Posted by:alpc02 at 2007-03-09 08:14:03
> a*b = a*(b/2)*2 + a*(b%2)     (% c)
> 用同样的方法求 a*(b/2)%c
> 这样就不会越界

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