#!/usr/bin/python3
def fibo(n):
	fibolist=[]
	a,b=1,0
	while b<n:
		fibolist.append(b)
		a,b=b,a+b
	return fibolist

def main():
	n=None
	try:
		n=int(input("n:"))
		print("fibo series:", fibo(n))
	except Exception as e:
		print (f"Exception {e}")
		return 1
if __name__=="__main__":
	main()