public static void main(String[] args) { Octagon tijelo = new Octagon(5); Octagon tijelo2 = new Octagon(7); if (tijelo instanceof Cloneable) { try { tijelo2 = (Octagon) tijelo.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } } System.out.println("Compare: " + tijelo.compareTo(tijelo2)); }