






def 	__lowerCamelCase      (		)							->  int:






						"""simple docstring"""





						return 1

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						return 0 if x < 0 else two_pence(x - 2		) + one_pence()

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						return 0 if x < 0 else five_pence(x - 5		) + two_pence(snake_case__		)

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						return 0 if x < 0 else ten_pence(x - 10		) + five_pence(snake_case__		)

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						return 0 if x < 0 else twenty_pence(x - 20		) + ten_pence(snake_case__		)

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						return 0 if x < 0 else fifty_pence(x - 50		) + twenty_pence(snake_case__		)

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						return 0 if x < 0 else one_pound(x - 1_00		) + fifty_pence(snake_case__		)

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						return 0 if x < 0 else two_pound(x - 2_00		) + one_pound(snake_case__		)

def 	__lowerCamelCase      (		snake_case__ = 2_00		)							->  int:






						"""simple docstring"""





						return two_pound(snake_case__		)


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









from maths.is_square_free import is_square_free
from maths.prime_factors import prime_factors

def 	__lowerCamelCase      (		snake_case__		)							->  int:






						"""simple docstring"""





						_SCREAMING_SNAKE_CASE     				=  prime_factors(snake_case__		)
						if is_square_free(snake_case__		):
												return -1 if len(snake_case__		) % 2 else 1
						return 0


if __name__ == "__main__":
		import doctest

		doctest.testmod()

