"""simple docstring"""





import string





def 				a_     (      _lowerCAmelCase  : Union[str, Any]     ):





       '''simple docstring'''

       for key in range(len(string.ascii_uppercase     )     ):
              lowercase__			:		int       =	''
              for symbol in message:
                     if symbol in string.ascii_uppercase:
                            lowercase__			:		List[str]       =	string.ascii_uppercase.find(_SCREAMING_SNAKE_CASE     )
                            lowercase__			:		Any       =	num - key
                            if num < 0:
                                   lowercase__			:		Optional[int]       =	num + len(string.ascii_uppercase     )
                            lowercase__			:		Any       =	translated + string.ascii_uppercase[num]
                     else:
                            lowercase__			:		Dict       =	translated + symbol
              print(f"""Decryption using Key #{key}: {translated}"""     )





def 				a_     (      ):





       '''simple docstring'''

       lowercase__			:		Any       =	input('Encrypted message: '     )
       lowercase__			:		List[Any]       =	message.upper()
       decrypt(_SCREAMING_SNAKE_CASE     )


if __name__ == "__main__":
       import doctest

       doctest.testmod()
       main()








import os
from distutils.util import strtobool



def    __lowercase   (      _SCREAMING_SNAKE_CASE ,						_SCREAMING_SNAKE_CASE	) ->   Tuple:


      '''simple docstring'''


      for e in env_keys:
            SCREAMING_SNAKE_CASE		=						int(os.environ.get(_SCREAMING_SNAKE_CASE ,						-1	)	)
            if val >= 0:
                  return val
      return default



def    __lowercase   (      _SCREAMING_SNAKE_CASE ,						_SCREAMING_SNAKE_CASE=False	) ->   Optional[int]:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE		=						os.environ.get(_SCREAMING_SNAKE_CASE ,						str(_SCREAMING_SNAKE_CASE	)	)
      return strtobool(_SCREAMING_SNAKE_CASE	) == 1  # As its name indicates `strtobool` actually returns an int...



def    __lowercase   (      _SCREAMING_SNAKE_CASE ,						_SCREAMING_SNAKE_CASE="no"	) ->   Any:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE		=						os.environ.get(_SCREAMING_SNAKE_CASE ,						str(_SCREAMING_SNAKE_CASE	)	)
      return value


