#include <stdio.h>
main()
{
	int f,s,fib;
	f=fib=0;
	s=1;
	clrscr();
	do
	{
		printf("%5d",fib);
		fib=f+s;
		f=s;
		s=fib;
	}
	while (fib<=999);
	getch();
}