import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class Main extends Thread{
    static final int MAX = 5;
    private String name;

    public Main(String name) {
        this.name = name;
    }

    @Override
    public void run() {
        try {
            for(int i=0; i<MAX; i++){
                if(i==0){
                    Date d = new Date();
                    SimpleDateFormat dt = new SimpleDateFormat("hh:mm:ss");
                    System.out.println("Initialization time at task name: " +name + " = " + dt.format(d));
                }else{
                    Date d = new Date();
                    SimpleDateFormat dt = new SimpleDateFormat("hh:mm:ss");
                    System.out.println("Execution time task name: " + name + " = " + dt.format(d));
                }
                Thread.sleep(10000);
            }

        }catch (InterruptedException e){
            System.out.println(e);
        }
    }

    public static void main(String[] args) {
        ExecutorService pool = Executors.newFixedThreadPool(MAX);
        for (int i=0; i<10; i++){
           Runnable r = new Main("TASK "+(i+1));
           pool.execute(r);
       }
        pool.shutdown();
    }
}