





"""simple docstring"""





from abc import ABC, abstractmethod
from argparse import ArgumentParser





class        _lowerCamelCase      (       _lowercase ):


						@staticmethod
						@abstractmethod
						def     snake_case_   (__a		) ->   Any:
								raise NotImplementedError()




						@abstractmethod
						def     snake_case_   (self		) ->   List[Any]:
								raise NotImplementedError()













"""simple docstring"""





def       a__					(					_SCREAMING_SNAKE_CASE    ):




		"""simple docstring"""


		UpperCamelCase   =	0
		for ch in input_str:
				UpperCamelCase   =	ord(_SCREAMING_SNAKE_CASE    )
				UpperCamelCase   =	pow(2  ,	_SCREAMING_SNAKE_CASE    )

				# If we already turned on bit for current character's unicode
				if bitmap >> ch_unicode & 1 == 1:
						return False
				bitmap |= ch_bit_index_on
		return True


if __name__ == "__main__":
						import doctest

						doctest.testmod()






