/*
 * C Program to Print Binary Equivalent of an Integer using Recursion
 */
#include <stdio.h>

int binary_conversion(int);

int main()
{
    int num, bin;
    printf("Enter a decimal number: ");
    scanf("%d", &num);
    bin = binary_conversion(num);
    printf("The binary equivalent of %d is %d\n", num, bin);
}

int binary_conversion(int num)
{
    if (num == 0)
        {
            return 0;
        }
    else
        {
            return (num % 2) + 10 * binary_conversion(num / 2);
        }
}
}