




'''simple docstring'''



from __future__ import annotations

from collections.abc import Iterator





class      lowerCAmelCase :


       def __init__( self     ,	__SCREAMING_SNAKE_CASE	)   ->	Union[str, Any]:



            '''simple docstring'''




            __snake_case            =	value
            __snake_case            =	None
            __snake_case            =	None





class      lowerCAmelCase :


       def __init__( self     ,	__SCREAMING_SNAKE_CASE	)   ->	Union[str, Any]:



            '''simple docstring'''




            __snake_case            =	tree


       def    lowerCAmelCase   ( self     ,	__SCREAMING_SNAKE_CASE	)   ->	Union[str, Any]:



            '''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	)   ->	int:



            '''simple docstring'''




            yield self.depth_first_search(self.tree	)


if __name__ == "__main__":
     import doctest

     doctest.testmod()










"""simple docstring"""


import baseaa


def _lowerCamelCase      (						_UpperCamelCase ):

			'''simple docstring'''




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


def _lowerCamelCase      (						_UpperCamelCase ):

			'''simple docstring'''




			return baseaa.baadecode(_UpperCamelCase ).decode("utf-8" )


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

	A	:  List[Any]            =     baseaa_decode(encoded)
	print(decoded)




