#include <stdio.h>
    int main(){
    long n;
    int count = 0;
    int m[10],i;

    for( i = 2; i < 10 ; i++ )
    {
        n /= 10;
        ++count;
        m[i]=i;
        printf("m[%d]= %d\n",i,m[i]);

    }

    printf("Counting number of digits: %d", count);
    }