Write a JAVA program which will generate the following threads:- I > To display 10 terms of Fibonacci searies. II > To display 1-20 in reverse order.(Using Multithreading)

import java.io.*;

class Fib extends Thread

    {

    int n,i,f,s,l;

    Fib()

    {    System.out.println(this);

    start();

    }

    public void run()

    {    try

    {

     l=0;

    f=0;s=1;

    System.out.println(f+""+s);

    i=3;

    while(i<=10)

    {

     l=f+s;

    System.out.println(l);

    f=s;s=l;

    i++;

    }}

    catch(Exception e)

    {}

    }}

    class Rev extends Thread

    {

    int i;

    Rev()

    {    System.out.println(this);

    start();

    }

    public void run()

    {

    for(i=20;i>=1;i--)

    {    System.out.println(i+"");

    }}}

    class slip16

    {

    public static void main(String args[])

    {

    Fib f=new Fib();

    Rev r=new Rev();

    }}