





def 					__lowerCamelCase       (							a_					:		int							)      ->				int:

      if not isinstance(a_			,       a_							):
            raise ValueError('''multiplicative_persistence() only accepts integral values'''							)
      if num < 0:
            raise ValueError('''multiplicative_persistence() does not accept negative values'''							)

      __SCREAMING_SNAKE_CASE       :Tuple		    =  0
      __SCREAMING_SNAKE_CASE       :Union[str, Any]		    =  str(a_							)

      while len(a_							) != 1:
            __SCREAMING_SNAKE_CASE       :Tuple		    =  [int(a_							) for i in num_string]

            __SCREAMING_SNAKE_CASE       :List[Any]		    =  1
            for i in range(0			,       len(a_							)							):
                  total *= numbers[i]

            __SCREAMING_SNAKE_CASE       :List[Any]		    =  str(a_							)

            steps += 1
      return steps



def 					__lowerCamelCase       (							a_					:		int							)      ->				int:

      if not isinstance(a_			,       a_							):
            raise ValueError('''additive_persistence() only accepts integral values'''							)
      if num < 0:
            raise ValueError('''additive_persistence() does not accept negative values'''							)

      __SCREAMING_SNAKE_CASE       :int		    =  0
      __SCREAMING_SNAKE_CASE       :Tuple		    =  str(a_							)

      while len(a_							) != 1:
            __SCREAMING_SNAKE_CASE       :Any		    =  [int(a_							) for i in num_string]

            __SCREAMING_SNAKE_CASE       :int		    =  0
            for i in range(0			,       len(a_							)							):
                  total += numbers[i]

            __SCREAMING_SNAKE_CASE       :Union[str, Any]		    =  str(a_							)

            steps += 1
      return steps


if __name__ == "__main__":
  import doctest

  doctest.testmod()






"""simple docstring"""
def 					__lowerCamelCase       (							a_					:		str							)      ->				list:
      return [
          txt[:a] + txt[a].upper() + txt[a + 1 :]
          for a in range(len(a_							)							)
          if txt[a].isalpha()
      ]


if __name__ == "__main__":
  __import__("doctest").testmod()