A Corrida de Cavalos

import java.util.*;

class Cavalo implements Runnable {

public Cavalo (String nome_) { nome = nome_; }

static Random r = new Random();

public void run () {

long t = System.currentTimeMillis();

try { Thread.sleep (r.nextInt (5000)); } catch (InterruptedException ex) {}

t = System.currentTimeMillis() - t;

System.out.println (nome + " chegou em " + t + " ms");

}

private String nome;

}

class CorridaCavalos {

public static void main(String[] args) throws InterruptedException {

Thread[] cavalos = new Thread [9];

cavalos[0] = new Thread (new Cavalo ("Lua Crescente"));

cavalos[1] = new Thread (new Cavalo ("Titum"));

cavalos[2] = new Thread (new Cavalo ("Duque de Calpheon"));

cavalos[3] = new Thread (new Cavalo ("Salaminho"));

cavalos[4] = new Thread (new Cavalo ("Azarao"));

cavalos[5] = new Thread (new Cavalo ("Dandelion"));

cavalos[6] = new Thread (new Cavalo ("Doom"));

cavalos[7] = new Thread (new Cavalo ("Narc"));

cavalos[8] = new Thread (new Cavalo ("Azula"));

System.out.println ("Corrida iniciada!");

for (int i = 0; i < cavalos.length; ++i) {

cavalos [i].start();

}

for (int i = 0; i < cavalos.length; ++i) {

cavalos [i].join();

}

System.out.println ("Corrida terminada.");

}

}