include

include

int main ()
{

int first = 0, second = 1, third, i, n;

printf (“Enter the length of the fibonacci series \n”);

scanf (“%d”, &n);

printf (“The Fibonacci series is :\n”);

printf (“%d%d”, first, second);

for (i = 2; i <= n; i++)

{

  third = first + second;

  printf ("%d ", third);

  first = second;

  second = third;

}

return 0;

}

 OUTPUT:

Enter the length of the fibonacci series                                                                                               
10                                                                                                                                    
The Fibonacci series is :                                                                                                              
011 2 3 5 8 13 21 34 55