


'''simple docstring'''







import baseaa






def       lowercase					(_A       ):







       """simple docstring"""







       return baseaa.baaencode(string.encode('utf-8'       )       )






def       lowercase					(_A       ):







       """simple docstring"""







       return baseaa.baadecode(_A       ).decode('utf-8'       )


if __name__ == "__main__":
       lowerCAmelCase     :  List[Any]											=    """Hello World!"""
       lowerCAmelCase     :  str											=    baseaa_encode(test)
       print(encoded)

       lowerCAmelCase     :  Optional[int]											=    baseaa_decode(encoded)
       print(decoded)





'''simple docstring'''







from __future__ import annotations

from collections.abc import Iterator
class 						UpperCamelCase__       :



     """simple docstring"""






     def __init__(			self   ,						snake_case__ ):

            '''simple docstring'''

            _lowerCAmelCase     :				List[Any]       =							value
            _lowerCAmelCase     :				Node | None       =							None
            _lowerCAmelCase     :				Node | None       =							None
class 						UpperCamelCase__       :



     """simple docstring"""






     def __init__(			self   ,						snake_case__ ):

            '''simple docstring'''

            _lowerCAmelCase     :				List[Any]       =							tree







     def a						(			self   ,						snake_case__ ):

            '''simple docstring'''

            if node is None:
                   return 0
            return node.value + (
                self.depth_first_search(node.left ) + self.depth_first_search(node.right )
            )







     def __iter__(			self ):

            '''simple docstring'''

            yield self.depth_first_search(self.tree )


if __name__ == "__main__":
       import doctest

       doctest.testmod()

