"""simple docstring"""


import numpy as np






def 			__UpperCAmelCase    (	lowercase						):







  """simple docstring"""
  return 1 / (1 + np.exp(-vector						))






def 			__UpperCAmelCase    (	lowercase						):







  """simple docstring"""
  return vector * sigmoid(SCREAMING_SNAKE_CASE_						)


if __name__ == "__main__":
    import doctest

    doctest.testmod()



def 	snake_case__			(    SCREAMING_SNAKE_CASE_		:    str	,     SCREAMING_SNAKE_CASE_		:    str			):



     '''simple docstring'''





     if len(SCREAMING_SNAKE_CASE_			) != len(SCREAMING_SNAKE_CASE_			):
          raise ValueError('String lengths must match!'			)

     lowercase__    :   Union[str, Any]      =       0

     for chara, chara in zip(SCREAMING_SNAKE_CASE_	,     SCREAMING_SNAKE_CASE_			):
          if chara != chara:
               count += 1

     return count


if __name__ == "__main__":
       import doctest

       doctest.testmod()

