package com.codegym.task.task08.task0819; import java.util.HashSet; import java.util.Set; import java.util.*; /* Set of cats */ public class Solution { public static class Cat{ public Cat(){ } } public static void main(String[] args) { Set<Cat> cats = createCats(); //write your code here. step 3 for (Iterator<Cat> iterator = cats.iterator(); iterator.hasNext();) { Cat c= iterator.next(); iterator.remove(c); } printCats(cats); } public static Set<Cat> createCats() { //write your code here. step 2 Set<Cat> set = new HashSet<Cat>(); set.add(new Cat()); set.add(new Cat()); set.add(new Cat()); return set; } public static void printCats(Set<Cat> cats) { // step 4 for(Cat cat : cats){ System.out.println(cat); } } // step 1 }