Queue application

/* Write a simple application program that use the utility queue to:
1) insert five elements (10,20,30,40,50)
2) remove from queue two elements
3) display elements in the queue
 */

public class Main {

    public static void main(String[] args) {
        QueueClass theQueue = new QueueClass(5);

        theQueue.insert(10);
        theQueue.insert(20);
        theQueue.insert(30);
        theQueue.insert(40);
        theQueue.insert(50);

        theQueue.remove();
        theQueue.remove();

        // display elements in the queue
        while (!theQueue.isEmpty()) {
            int elements = theQueue.remove();
            System.out.print(elements);
            System.out.print(" ");
        }

    }

}

// Output : 30 40 50