How about:
m = 10;
d = 1;
while ( val >= m ) {
m *= 10;
d++;
}
... and not have a *divide* in there?
Man, entering code on a cell phone sucks...
Ingo Molnar <mingo@xxxxxxxxxx> wrote:
>
>* Borislav Petkov <bp@xxxxxxxxx> 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
--
Sent from my mobile phone. Please pardon brevity and lack of formatting.
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