Method getRear

Java/design-circular-deque.java:132–137

Get the last item from the deque.

()

      /** Get the last item from the deque. */
      public int getRear() {						
        if(this.size == 0) {					//		if array is empty, return -1
          return -1;
        }
          return arr[rear];						//		else return the rear
      }

      /** Checks whether the circular deque is empty or not. */
      public boolean isEmpty() {