from ..utils import DummyObject, requires_backends





class 					__snake_case    (     metaclass=_lowerCamelCase      ):
					__lowerCamelCase			   =  ["""torch""", """librosa"""]




					def __init__(  self       ,			*__UpperCamelCase       ,			**__UpperCamelCase						)	->    Dict:



									'''simple docstring'''







									requires_backends(self       ,			['torch', 'librosa']						)




					@classmethod
					def      __a     (  cls       ,			*__UpperCamelCase       ,			**__UpperCamelCase						)	->    List[Any]:



									'''simple docstring'''







									requires_backends(cls       ,			['torch', 'librosa']						)




					@classmethod
					def      __a     (  cls       ,			*__UpperCamelCase       ,			**__UpperCamelCase						)	->    str:



									'''simple docstring'''







									requires_backends(cls       ,			['torch', 'librosa']						)





class 					__snake_case    (     metaclass=_lowerCamelCase      ):
					__lowerCamelCase			   =  ["""torch""", """librosa"""]




					def __init__(  self       ,			*__UpperCamelCase       ,			**__UpperCamelCase						)	->    Dict:



									'''simple docstring'''







									requires_backends(self       ,			['torch', 'librosa']						)




					@classmethod
					def      __a     (  cls       ,			*__UpperCamelCase       ,			**__UpperCamelCase						)	->    Any:



									'''simple docstring'''







									requires_backends(cls       ,			['torch', 'librosa']						)




					@classmethod
					def      __a     (  cls       ,			*__UpperCamelCase       ,			**__UpperCamelCase						)	->    Tuple:



									'''simple docstring'''







									requires_backends(cls       ,			['torch', 'librosa']						)



def 					UpperCamelCase__		(							A__ = 400_0000       )  ->   int:

				if n <= 1:
								return 0
				snake_case__   :      Optional[Any]   				= 0
				snake_case__   :      Optional[int]   				= 2
				snake_case__   :      str   				= 0
				while 4 * b + a <= n:
								snake_case__				,    snake_case__   :      Optional[Any]   				= b, 4 * b + a
								count += a
				return count + b


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


