package devmanuals.com; import java.util.Deque; import java.util.LinkedList; public class DequeOfferElement { public static void main(String[] args) { Deque dq = new LinkedList(); System.out.println("Initially the size of deque is " + dq.size()); System.out.println("Elements in deque : " + dq); dq.offer("Ram"); dq.offer("Shyam"); dq.offer("Radhey Shayam"); System.out .println("After addition of elements into deque, the elements are : " + dq); System.out.println("And the size of deque : " + dq.size()); System.out.println("Now insert a new element 'JaiRam'"); boolean b = dq.offer("Jai Ram"); System.out.println("Then the new Elements of deque are : " + dq); System.out.println("Inserts the specified element : " + b); System.out.println("And the size of new deque = " + dq.size()); } }