code: 
  
  def        __SCREAMING_SNAKE_CASE    (      a__						:      dict ,a__						:      int					)				->							int:
  	if not root or root not in binary_tree_mirror_dictionary:
  		return
  	__A						,							__A   : Tuple								= binary_tree_mirror_dictionary[root][:2]
  	__A   : Optional[Any]								= [right_child, left_child]
  	binary_tree_mirror_dict(a__ ,a__					)
  	binary_tree_mirror_dict(a__ ,a__					)
  def        __SCREAMING_SNAKE_CASE    (      a__						:      dict ,a__						:      int = 1					)				->							dict:
  	if not binary_tree:
  		raise ValueError("""binary tree cannot be empty"""					)
  	if root not in binary_tree:
  		__A   : Dict								= f"""root {root} is not present in the binary_tree"""
  		raise ValueError(a__					)
  	__A   : Optional[int]								= dict(a__					)
  	binary_tree_mirror_dict(a__ ,a__					)
  	return binary_tree_mirror_dictionary
  
  
  if __name__ == "__main__":
  			UpperCAmelCase_       :				Union[str, Any]		   =      {1: [2, 3], 2: [4, 5], 3: [6, 7], 7: [8, 9]}
  			print(f"""Binary tree: {binary_tree}""")
  			UpperCAmelCase_       :				Tuple		   =      binary_tree_mirror(binary_tree, 5)
  			print(f"""Binary tree mirror: {binary_tree_mirror_dictionary}""")
  
  
  
  
  
  
style_context: 
  
  UpperCAmelCase_       :				str		   =      [
      [0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0],
      [0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0],
      [0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 1, 0, 0],
      [0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0],
  ]
  def        __SCREAMING_SNAKE_CASE    (      a__						:      int ,a__						:      int ,a__						:      int ,a__						:      int					)				->							bool:
  	return 0 <= row < rows and 0 <= col < cols
  def        __SCREAMING_SNAKE_CASE    (      a__						:      int ,a__						:      int ,a__						:      set ,a__						:      list[list[int]]					)				->							int:
  	__A   : Union[str, Any]								= len(a__					)
  	__A   : Any								= len(mat[0]					)
  	if is_safe(a__ ,a__ ,a__ ,a__					) and (row, col) not in seen and mat[row][col] == 1:
  		seen.add((row, col)					)
  		return (
  		    1
  		    + depth_first_search(row + 1 ,a__ ,a__ ,a__					)
  		    + depth_first_search(row - 1 ,a__ ,a__ ,a__					)
  		    + depth_first_search(a__ ,col + 1 ,a__ ,a__					)
  		    + depth_first_search(a__ ,col - 1 ,a__ ,a__					)
  		)
  	else:
  		return 0
  def        __SCREAMING_SNAKE_CASE    (      a__						:      list[list[int]]					)				->							int:
  	__A   : set								= set()
  
  	__A   : Union[str, Any]								= 0
  	for row, line in enumerate(a__					):
  		for col, item in enumerate(a__					):
  			if item == 1 and (row, col) not in seen:
  				# Maximizing the area
  				__A   : Optional[Any]								= max(a__ ,depth_first_search(a__ ,a__ ,a__ ,a__					)					)
  	return max_area
  
  
  if __name__ == "__main__":
  			import doctest
  
  			print(find_max_area(matrix))  # Output -> 6
  			doctest.testmod()
  
  
  
  
  
  