





from __future__ import annotations





class 						_A:


				"""simple docstring"""


				def __init__(			self     ,					_A     ):
									__A	:						Optional[int]       =				data
									__A	:						Node | None       =				None
									__A	:						Node | None       =				None







def  _SCREAMING_SNAKE_CASE				(   a  )      ->      None:  # In Order traversal of the tree
					if tree:
										display(tree.left  )
										print(tree.data  )
										display(tree.right  )







def  _SCREAMING_SNAKE_CASE				(   a  )      ->      int:
					return 1 + max(depth_of_tree(tree.left  )					,						depth_of_tree(tree.right  )  ) if tree else 0







def  _SCREAMING_SNAKE_CASE				(   a  )      ->      bool:
					if not tree:
										return True
					if tree.left and tree.right:
										return is_full_binary_tree(tree.left  ) and is_full_binary_tree(tree.right  )
					else:
										return not tree.left and not tree.right







def  _SCREAMING_SNAKE_CASE				(   )      ->      None:  # Main function for testing.
					__A	:						Optional[int]       =				Node(1  )
					__A	:						Optional[Any]       =				Node(2  )
					__A	:						str       =				Node(3  )
					__A	:						Union[str, Any]       =				Node(4  )
					__A	:						Optional[int]       =				Node(5  )
					__A	:						List[str]       =				Node(6  )
					__A	:						List[str]       =				Node(7  )
					__A	:						Union[str, Any]       =				Node(8  )
					__A	:						Optional[Any]       =				Node(9  )

					print(is_full_binary_tree(a  )  )
					print(depth_of_tree(a  )  )
					print('Tree is: '  )
					display(a  )


if __name__ == "__main__":
				main()











def  _SCREAMING_SNAKE_CASE				(   a  )      ->      bool:
					return str(a  ) == str(a  )[::-1]







def  _SCREAMING_SNAKE_CASE				(   a  )      ->      int:
					return int(a  ) + int(str(a  )[::-1]  )







def  _SCREAMING_SNAKE_CASE				(   a = 1_00_00  )      ->      int:
					__A	:						int       =				[]
					for num in range(1					,						a  ):
										__A	:						List[str]       =				0
										__A	:						List[Any]       =				num
										while iterations < 50:
															__A	:						str       =				sum_reverse(a  )
															iterations += 1
															if is_palindrome(a  ):
																				break
										else:
															lychrel_nums.append(a  )
					return len(a  )


if __name__ == "__main__":
				print(F"""{solution() = }""")




