counting number of digits in a integer

#include<stdio.h>
int main()
//counting number of a digits in a integer
int n,count =0;
    printf("enter a number: \n");
    scanf("%d",&n);

    while(n!=0){
        n=n/10;
        ++count;
    }
    printf("total number of digits: %d",count);
    return 0;
}