Subj : Re: Reversing a number
To   : comp.lang.c++,comp.programming
From : alfps
Date : Sun Sep 11 2005 05:13 am

* deanfamily11:
> I need to write a function that takes an integer as a parameter and then 
> returns it reversed (i.e. input: 45678, returned: 87654).

Of course, that problem pops up in all kinds of everyday situations.


>  Can anyone help? 

Start by writing out the digits in right-to-left order, by using integer
division in a loop.  Example: 45678/10 = 4567 when "/" denotes integer
division.  And what do you get when you multiply the result by 10?


Follow-up set to  [comp.programming].
-- 
A: Because it messes up the order in which people normally read text.
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