package queue; public class App { public static void main(String[] args) { SimpleQueue exp = new SimpleLinkedQueque<>(); exp.add(1); exp.add(2); exp.add(3); exp.add(4); exp.add(5); // System.out.println(exp.getSize()); // System.out.println(exp.peek()); // System.out.println(exp.peek()); // System.out.println(exp.poll()); // System.out.println("size = " + exp.getSize()); // System.out.println(exp.poll()); // System.out.println("size = " + exp.getSize()); // System.out.println(exp.poll()); // System.out.println("size = " + exp.getSize()); // System.out.println(exp.poll()); // System.out.println("size = " + exp.getSize()); // System.out.println(exp.poll()); // System.out.println("size = " + exp.getSize()); // for(Integer a : exp){ // System.out.println(a); // } System.out.println(exp.poll()); System.out.println(exp.poll()); System.out.println(exp.poll()); System.out.println(exp.poll()); System.out.println(exp.poll()); } }