1

public class Main {

	public static void main(String[] args) {
		Thread[] threads = new Thread[10];
		for ( int i = 0; i<10; i++)
		{
			threads[i] = new Thread(new Fib(5*i,5*i+5),"Thread" + i);
		}
		for (Thread thread : threads)
    	{
   		 thread.start();
   		 try
   		 {
   			 thread.join(); // wait for the threads to terminate
        	}
   		 catch (InterruptedException e)
   		 {
   			 e.printStackTrace();
   		 }
    	}

		//System.out.println("Thread "+ fib.getName() + " started.");
		System.out.println();
	}

}




class Fib implements Runnable
{
	long a,b,c,n,start,end;

	Fib(int start, int end)
	{
		a=help(start);
		c=n=0;
		b=help(start+1);
		this.start = start;
		this.end = end;
	}
	public void run()
	{
		for(long i = start; i<=end; i++)
		{
			System.out.println(n+"th" +" Fib no: = "+a);
			c=a+b;
			a=b;
			b=c;
		}
	}
	public int help(int n)
	{
		int a = 0, b = 1, c;
        if (n == 0)
            return a;
        for (int i = 2; i <= n; i++) {
            c = a + b;
            a = b;
            b = c;
        }
        return b;
	}
}