def 				UpperCAmelCase						(    lowercase							,			lowercase							,			lowercase=False							):







				"""simple docstring"""



				if isinstance(snake_case__							,			snake_case__							) and isinstance(snake_case__							,			snake_case__							):
								__lowercase 			=							len(set_a.intersection(snake_case__							)							)

								if alternative_union:
												__lowercase 			=							len(snake_case__							) + len(snake_case__							)
								else:
												__lowercase 			=							len(set_a.union(snake_case__							)							)

								return intersection / union

				if isinstance(snake_case__							,			(list, tuple)							) and isinstance(snake_case__							,			(list, tuple)							):
								__lowercase 			=							[element for element in set_a if element in set_b]

								if alternative_union:
												__lowercase 			=							len(snake_case__							) + len(snake_case__							)
												return len(snake_case__							) / union
								else:
												__lowercase 			=							set_a + [element for element in set_b if element not in set_a]
												return len(snake_case__							) / len(snake_case__							)

								return len(snake_case__							) / len(snake_case__							)
				return None


if __name__ == "__main__":
		__a  :     Dict       =  {"""a""", """b""", """c""", """d""", """e"""}
		__a  :     int       =  {"""c""", """d""", """e""", """f""", """h""", """i"""}
		print(jaccard_similarity(set_a, set_b))





"""simple docstring"""




from collections.abc import Generator



def     a__ (				)						->					Generator[int, None, None]:
			lowerCamelCase      ,   lowerCamelCase			      =					0, 1
			while True:
						lowerCamelCase      ,   lowerCamelCase			      =					b, a + b
						yield b



def     a__ (				snake_case__ = 10_00				)						->					int:
			lowerCamelCase			      =					1
			lowerCamelCase			      =					fibonacci_generator()
			while len(str(next(snake_case__				)				)				) < n:
						answer += 1
			return answer + 1


if __name__ == "__main__":
					print(solution(int(str(input()).strip())))



