



from math import ceil






def        A       (      _lowerCamelCase = 1_001						):





							'''simple docstring'''




							_lowerCAmelCase  :							Optional[Any]				     =					1

							for i in range(1       ,				int(ceil(n / 2.0						)						)						):
														_lowerCAmelCase  :							Dict				     =					2 * i + 1
														_lowerCAmelCase  :							Optional[int]				     =					2 * i
														_lowerCAmelCase  :							List[Any]				     =					total + 4 * odd**2 - 6 * even

							return total


if __name__ == "__main__":
						import sys

						if len(sys.argv) == 1:
												print(solution())
						else:
												try:
																		_snake_case	=						int(sys.argv[1])
																		print(solution(n))
												except ValueError:
																		print("Invalid entry - please enter a number")





def        A       (      _lowerCamelCase       ,				_lowerCamelCase						):





							'''simple docstring'''




							return price * (1 + tax_rate)


if __name__ == "__main__":
						print(f'''{price_plus_tax(100, 0.25) = }''')
						print(f'''{price_plus_tax(125.50, 0.05) = }''')
