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import java.util.ArrayDeque; import java.util.Deque; public class JavaDequeExample2 { public static void main(String[] args) { Deque<String> deque = new ArrayDeque<String>(); // Adding the element in the front of the deque. deque.addFirst("Java"); System.out.println("The first element is : "+deque); // Again adding the element in the front of the deque. deque.addFirst("Python"); System.out.println("After adding the next element in the front of the deque : "+deque); deque.add("Ruby"); System.out.println("The final deque is : "+deque); // Returns the number of elements. int size = deque.size(); System.out.println("The number of elements are : "+size); // Removes the last element. deque.removeLast(); System.out.println("Deque after removing the last element is given as : "+deque); } }
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