long fib(long n);
void main()
{
long n,s;
clrscr();
//printf("enter the value of n:\t");
for(n=0;;n++)
{
s=fib(n);
printf("fib (%ld) = %ld\n",n,s);
}
}

long fib(long n)
{
if(n==0 || n==1) return n;
else return  (fib(n-1) + fib(n-2));
}