How to write a program to count no. of odd and even digits a number contain?

CODE

How to write a program to count no. of odd and even digits a number contain?

int main()

{

    int n,r,ec=0,oc=0;

    printf("\n enter the number=");

    scanf("%d",&n);

    while(n!=0)

    {

        r=n%10;

        if(r%2==0)

            ec++;

        else

            oc++;

        n=n/10;

    }

    printf("\n No. of even digits:%d",ec);

    printf("\n No. of odd digits:%d",oc);

}

Output:

 enter the number= 4567

 No. of even digits:2

 No. of odd digits:2