FirstThread.java

package com.pivincii;

public class FirstThread extends Thread {
    public void run() {
        try {
            System.out.println("Start " + currentThread().getName());
            sleep(5000);
            System.out.println("End" + currentThread().getName());
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {
        new FirstThread().start();
    }
}