PAI- zadanie 1

package zad1;
/*
 * author Marta Korzeniowska
 *
 * */
class MyThread extends Thread {
    private int cnt;
    private String str;

    MyThread(int c, String s) {
        cnt = c;
        str = s;
    }
    @Override
    public void run() {
        try {
            for (int i = 0; i < cnt; i++) {
                System.out.println(str);
                Thread.sleep((long) (Math.random() * 1000));
            }
        } catch (InterruptedException ignored) {
        }
    }
}
package zad1;

public class Main {
    public static void main(String[] args) throws InterruptedException {
        System.out.println("===== start ====");
        MyThread t1 = new MyThread(10, "zad1");
        MyThread t2 = new MyThread(10, "Pong");
        MyThread t3 = new MyThread(10, "PENG");
        t1.start();
        t2.start();
        t3.start();
        t1.join();
        t2.join();
        t3.join();
        System.out.println("==== stop ====");
    }
}