hello sir,is there any function in C that can calculate number
of digits in an int type variable,suppose:int a=123;
3 digits in a.what ll b answer?

Answer Posted / sreejesh1987

Small change to Ramesh's answer.
I got answer when i done like this.

int countDigits(number)
{
if (number==0)
return 0;
else
return 1 + countDigits(number/10);//change % to /

}

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