Помогите разобраться, думаю Валидатор не прав...

package com.javarush.task.task16.task1627; import java.util.ArrayList; import java.util.List; public class Solution { public static void main(String[] args) throws InterruptedException { OnlineGame onlineGame = new OnlineGame(); onlineGame.start(); } public static class OnlineGame extends Thread { public static volatile boolean isWinnerFound = false; public static List<String> steps = new ArrayList<String>(); static { steps.add("Начало игры"); steps.add("Сбор ресурсов"); steps.add("Рост экономики"); steps.add("Убийство врагов"); } protected Gamer gamer1 = new Gamer("Ivanov", 3); protected Gamer gamer2 = new Gamer("Petrov", 1); protected Gamer gamer3 = new Gamer("Sidorov", 5); public void run() { gamer1.start(); gamer2.start(); gamer3.start(); while (!isWinnerFound) { } gamer1.interrupt(); gamer2.interrupt(); gamer3.interrupt(); } } public static class Gamer extends Thread { private int rating; public Gamer(String name, int rating) { super(name); this.rating = rating; } @Override public void run() { //Add your code here - добавь код тут try { for (int numStep = 0; numStep < OnlineGame.steps.size();numStep++) { if (OnlineGame.isWinnerFound){ System.out.println(getName() + ":проиграл"); return; } else if (numStep == OnlineGame.steps.size()-1) { System.out.println(getName() + ":победитель!"); OnlineGame.isWinnerFound = true; } else System.out.println(getName() + ":" + OnlineGame.steps.get(numStep)); } Thread.sleep(1000 / this.rating); } catch (InterruptedException e) { //System.out.println(getName() + ":проиграл"); } } } }