Subj : Re: Reversing a number
To   : comp.programming
From : Irrwahn Grausewitz
Date : Sun Sep 11 2005 01:11 pm

zeroxia@gmail.com wrote:
>Is this implementation not compiler-specific?
>(For example, the case of which i is negative.

That's not a problem, if you don't mind that the result 
will be negative, too.

>int reverse(int i)
>{
>    int n = (i % 10);
>    i /= 10;

But why treat the first iteration as a special case?  
Just replace the two lines above with:

     int n = 0; 

>    while (i)
>    {
>        n *= 10;
>        n += i % 10;
>        i /= 10;
>    }
>    return n;
>}

Best regards
-- 
Irrwahn 
(irrwahn35@freenet.de)

.