C program to calculate and display the product of the input digit.

#include <stdio.h>

#include<conio.h>

int main()

{

    int n, p=1;

    printf("Enter any number: ");

    scanf("%d", &n);

    while(n != 0)

    {

        p = p * (n % 10);

        n = n / 10;

    }

    printf("Product of digits = %ld", p);

    getch();

}