IN JAVA

class ListItem { // INSERT YOUR CODE HERE ... and ... BELOW } public class DoublyLinkedIntList { // INSERT YOUR CODE HERE. // Start by copying over the appropriate methods from DoublyLinkedList.java. // Then, change the method signatures. // After that, make the remaining changes. }

public class DoublyLinkedListExample3 { public static void main (String[] argv) { DoublyLinkedIntList oddGuys = new DoublyLinkedIntList(); oddGuys.add (1); oddGuys.add (3); oddGuys.add (5); oddGuys.add (7); oddGuys.printList(); System.out.println ("Element at position 3: " + oddGuys.get(3)); boolean isThere = oddGuys.contains (5); System.out.println ("isThere = " + isThere); } }