Write a Java program which will create two child threads by implementing Runnable interface. One thread will print even numbers from 1 to 50 and other display vowels.

Write a Java program which will create two child threads by implementing Runnable interface. One thread will print even numbers from 1 to 50 and other display vowels.

Program:

import java.io.*;
import java.util.*;

public class EvenNumberVowel implements Runnable {
    String name;
    Thread t;
    EvenNumberVowel(String str) {
        name = str;
        t = new Thread(this, name);
        t.start();
    }

    public void run() {
        name = Thread.currentThread().getName();
        if(name.equals("First")) {
            for(int i=1;i<=50;i++){
                try {
                    if(i%2==0) {
                        System.out.println("First:"+i);
                        t.sleep(500);
                    }
                } catch(InterruptedException ie) {
                    System.out.println(ie);
                }
            }
        } else if(name.equals("Second")) {
            char vowels[] = {'A','E','I','O','U','a','e','i','o','u'};
            int len = vowels.length;
            for(int i=0;i<len;i++) {
                try {
                    System.out.println("Second:"+vowels[i]);
                    t.sleep(500);
                } catch(InterruptedException ie) {
                    System.out.println(ie);
                }
            }
        }
    }

    public static void main(String args[]) {
        EvenNumberVowel t1 = new EvenNumberVowel("First");
        EvenNumberVowel t2 = new EvenNumberVowel("Second");
    }
}