#include <iostream>
using namespace std;

enum Suits  {clubs, diamonds, hearts, spades};

Suits s1 = clubs;

int main (int argc, char** argv)
{
 Suits s2 = diamonds;

 cout << "Hello" << endl;

 cout << "s1: " << s1 << endl;
 cout << "s2: " << s2 << endl;

 s2 = s1;
 cout << "s2: " << s2 << endl;

 int x = s1;
 cout << "x: " << x << endl;

 s2 = (Suits)2;
 cout << "s2: " << s2 << endl;

 // The following works even though it goes against the
 //  theoretical idea of "sub-typing"
 s2 = (Suits)8;
 cout << "s2: " << s2 << endl;

 s2 = spades;
 cout << "s2: " << s2 << endl;
}