import java.util.*;
class ListsExample {
  public static void main (String[] args) {
    LinkedList l = new LinkedList();
    l.addLast(new Integer(3));
    l.addLast(new Integer(5));
    System.out.println(l);  // prints [3, 5]

    ListIterator i = l.listIterator();

    System.out.println(i.next()); // prints 3
    i.add(new Integer(7));
    System.out.println(l);  // prints [3, 7, 5]

    System.out.println(i.next()); // prints 5
    i.set(new Integer(11));  // changes 5, since last crossed
    System.out.println(l);  // prints [3, 7, 11]

    System.out.println(i.previous()); // prints 11
    i.remove();  // removes 11, since last crossed
    System.out.println(l);  // prints [3, 7]
  }
}