#include <iostream>
#include <stdlib.h>

using namespace std;

int gcd(int x, int y);

int main()
{
   int x;
   int y;

   cout << "Enter x: ";
   cin >> x;
   cout << "\nEnter y: ";
   cin >> y;
   cout << endl;

   cout  << "gcd(" << x << ", " << y << ") = " ;

   if(x > y)
   {
      cout << gcd(x, y);
   }
   else
   {
      cout << gcd(y, x);
   }

   cout << endl;

   return 0;
}

int gcd(int x, int y)
{
   /* 
       Write your code to compute the gcd here ,           
       Don't add anything anywhere else except for this function 
   
       Example: gcd(56,42) = 14
                gcd(8, 12) = 4
   */
}