ArrayQueue aq = new ArrayQueue();
       Iterator it = aq.iterator();

       aq.enqueue(2);
       aq.enqueue(3);
       aq.enqueue(5);
       aq.enqueue(8);
       aq.enqueue(10);
       aq.enqueue(15);
       System.out.println(it.hasNext());
//     while(it.hasNext()){
//         System.out.println(it.next());
//     }
//     System.out.println(it.hasNext());
//     aq.enqueue(34);
//     System.out.println(it.hasNext());
//     aq.dequeue();
//     System.out.println(it.hasNext());
//     while(it.hasNext()){
//         System.out.println(it.next());
//     }
//     for(Object x: aq){
//         System.out.println(x);
//     }
       System.out.println(aq.dequeue());
       System.out.println(aq.dequeue());
       System.out.println(aq.dequeue());
       System.out.println(aq.dequeue());
       System.out.println(aq.dequeue());
       System.out.println(aq.dequeue());
       System.out.println(aq.dequeue());
       aq.enqueue(15);
       aq.enqueue(14);
       aq.enqueue(13);

       while(it.hasNext()){
           System.out.println(it.next());
       }