class TestStack{
    public static void main(String[] args){
     Stack2 s = new Stack2();
      System.out.println("Dimensioni iniziali ="+s.size());
      s.push("uno");
      s.push(new Integer(2));
      s.push(new Double(3.));
      s.push("quattro");
      s.push("cinque");
      s.push("sei");
     try {
      System.out.println("Oggetto top = "+s.top());
      String s1 = (String)s.pop();
      String s2 = (String)s.pop();
      System.out.println(s1+" "+s2);
      int n = s.size();
      for(int i=0;i<n;i++){
      System.out.println("Oggetto "+i+" = "+s.pop());
      }
      s.pop();
     }
     catch(StackException e){
      System.out.println(e);}
}
}