package wek3;

public class LinkedQueueTest {
    public static void main(String[] args) {
        LinkedQueue linkedQueue = new LinkedQueue() ;

        linkedQueue.enqueue("56");
        linkedQueue.enqueue("78");
        linkedQueue.enqueue("89");
        linkedQueue.enqueue("90");

        System.out.println(linkedQueue.first()) ;
        System.out.println(linkedQueue.isEmpty()) ;
        System.out.println(linkedQueue .size()) ;
        System.out.println(linkedQueue .toString())         ;

        System.out.println(linkedQueue .dequeue()) ;
        System.out.println(linkedQueue .toString())         ;

    }
}