C Program to find no. of digits

Posted: January 19, 2012 in Lab 2
#include<stdio.h>
void digitcount(int *);
void digitcount(int *n)
{
int count=0;
while(*n>0)
{
*n=*n/10;
count++;
}
printf("%d",count);
}
void main()
{
int n;
printf("Enter no.\n");
scanf("%d",&n);
digitcount(&n);
}

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