gistfile1.java

class LinkedListDemo { 
  public static void main(String args[]) { 
    // Create a linked list. 
    LinkedList<String> ll = new LinkedList<String>(); 
     
    // Add elements to the linked list. 
    ll.add("F"); 
    ll.add("B"); 
    ll.add("D"); 
    ll.add("E"); 
    ll.add("C"); 
    ll.addLast("Z"); 
    ll.addFirst("A"); 
 
    ll.add(1, "A2"); 
 
    System.out.println("Original contents of ll: " + ll); 
 
    // Remove elements from the linked list. 
    ll.remove("F"); 
    ll.remove(2); 
 
    System.out.println("Contents of ll after deletion: " 
                       + ll); 
 
    // Remove first and last elements. 
    ll.removeFirst(); 
    ll.removeLast(); 
 
    System.out.println("ll after deleting first and last: " 
                       + ll); 
 
    // Get and set a value. 
    String val = ll.get(2); 
    ll.set(2, val + " Changed"); 
 
    System.out.println("ll after change: " + ll); 
  } 
}