






"""simple docstring"""



def 						lowercase    (				__snake_case				: int	):
		if number < 0:
				raise ValueError('''number must not be negative'''	)
		return number & (number - 1) == 0


if __name__ == "__main__":
						import doctest

						doctest.testmod()











"""simple docstring"""



def 						lowercase    (				__snake_case				: int = 1_0_0	):
		lowercase_ : str							       =   0
		lowercase_ : List[Any]							       =   0
		for i in range(1		,					n + 1	):
				sum_of_squares += i**2
				sum_of_ints += i
		return sum_of_ints**2 - sum_of_squares


if __name__ == "__main__":
						print(F"""{solution() = }""")



