#include <iostream>
using namespace std;

#include "Stack.h"

int main()
{
 Stack<int> s;
 cout << "empty? (should be 1): " << s.empty() << '\n';

 s.push( 5 );
 s.push( 7 );
 s.push( 9 );

 cout << "size (should be 3): " << s.size() << '\n';
 cout << "empty? (should be 0): " << s.empty() << '\n';

 Stack<int> t;
 t.copy( s );
 cout << "size (should be 3): " << t.size() << '\n';
 cout << "empty? (should be 0): " << t.empty() << '\n';

 cout << s.pop() << ' ' << s.pop() << ' ' << s.pop()
      << '\n';

 cout << "size (should be 0): " << s.size() << '\n';
 cout << "empty? (should be 1): " << s.empty() << '\n';

 cout << "size (should be 3): " << t.size() << '\n';
 cout << "empty? (should be 0): " << t.empty() << '\n';

 t.clear();
 cout << "size (should be 0): " << t.size() << '\n';
 cout << "empty? (should be 1): " << t.empty() << '\n';

 return 0;
}