* Borislav Petkov <b...@alien8.de> wrote:
> On Sat, Sep 28, 2013 at 09:49:27PM +0200, Borislav Petkov wrote:
> > And yes, that one works too.
>
> Btw, just to be thorough, we could handle negative numbers too:
>
> int num_digits(int val)
> {
> int m = 10;
> int d = 1;
>
> if (val < 0)
> val = -val;
>
> while (val >= m) {
> m *= 10;
> d++;
> }
>
> return d;
> }
I like the cell phone version better!
Thanks,
Ingo
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