Write a Java program which will generate threads to display 10 terms of Fibonacci Series and to display 1 to 20 in Reverse order.
  Write a Java program which will generate threads to display 10 terms of Fibonacci Series and to display 1 to 20 in Reverse order.    Program:  import java.lang.*;  class FibonacciReverse extends Thread{     String str;     FibonacciReverse(String s){         str = s;         setName(str);         start();     }      public void run() {         int a=1,b=1,i,j;         int c=a+b;         try {             for(i=0;i<=10;i++) {                 a=b;                 b=c;                 c=a+b;                 System.out.println(c);                 sleep(500);             }         } catch(InterruptedException e) {             System.out.println(e);         }          try {             for(j=20;j>=1;j--) {                 System.out.println(j);                 sleep(500);             }         } catch (InterruptedException e){             System.out.println(e);         }     } }  class ThreadMain {     public static void main(String args[]){         FibonacciReverse t1 = new Fibonacc...