* Borislav Petkov <b...@alien8.de> wrote:
> @@ -2,6 +2,10 @@ int num_digits(int val)
> {
> int digits = 0;
>
> + /* Handle special case */
> + if (!val)
> + return 1;
> +
> while (val) {
> val /= 10;
> digits++;
Hm. I suspect this could then be written as:
int num_digits(int val)
{
int digits = 0;
do {
val /= 10;
digits++;
} while (val);
return digits;
}
No ugly special case! :-)
Thanks,
Ingo
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