def 					snake_case    (			snake_case__     :Optional[int]  ,      snake_case__     :Optional[Any] = " ")		->  Optional[int]:
       _A	  =    []

       _A	  =    0
       for index, char in enumerate(a__):
              if char == separator:
                     split_words.append(string[last_index:index])
                     _A	  =    index + 1
              elif index + 1 == len(a__):
                     split_words.append(string[last_index : index + 1])
       return split_words


if __name__ == "__main__":
    from doctest import testmod

    testmod()







'''simple docstring'''



import math







def   a__			(    a__		):




     """simple docstring"""


     return math.sqrt(a__		) * math.sqrt(a__		) == num







def   a__			(    a__		):




     """simple docstring"""


     __SCREAMING_SNAKE_CASE      = 0
     __SCREAMING_SNAKE_CASE      = n
     while left <= right:
          __SCREAMING_SNAKE_CASE      = (left + right) // 2
          if mid**2 == n:
               return True
          elif mid**2 > n:
               __SCREAMING_SNAKE_CASE      = mid - 1
          else:
               __SCREAMING_SNAKE_CASE      = mid + 1
     return False


if __name__ == "__main__":
  import doctest

  doctest.testmod()






