/* Andrew Coleman CSC-2020 10:00 AM */ public class drivertest { public static void main (String[] args) { ListSortedInterface list = new ListSortedReferenceBased(); try { list.add("b"); System.out.print(list + "\n\n"); list.add("a"); System.out.print(list + "\n\n"); list.add("d"); System.out.print(list + "\n\n"); list.add("c"); System.out.print(list + "\n\n"); list.remove("a"); System.out.print(list + "\n\n"); list.remove("d"); System.out.print(list + "\n\n"); System.out.println(list.get(2)); } catch (ListException e) { System.out.println(e); } } }