main()	{
	PileEnt p(3);

	try {
	  for (int i=1;i<5;i++) {
	    p.empiler(i);
	  }
	}
	catch (ErreurPile e) {
	  cout <<e.diagnostic << "\n";
	}
	try {
	  for (int i=1;i<=4;i++) {
	    cout << p.depiler() <<  "\n";
	  }
	}
	catch (ErreurPile e) {
	  cout <<e.diagnostic <<"\n";
	}
}