


'''simple docstring'''



from __future__ import annotations

from collections import namedtuple
from dataclasses import dataclass


@dataclass
class 		_snake_case					:
					lowerCAmelCase      :int
					lowerCAmelCase      :TreeNode | None   =					None
					lowerCAmelCase      :TreeNode | None   =					None

__A	=namedtuple('CoinsDistribResult', 'moves excess')







def     _UpperCamelCase      (		UpperCamelCase__					):

			if root is None:
						return 0

			# Validation
			def count_nodes(UpperCamelCase__					) -> int:
						if node is None:
									return 0

						return count_nodes(node.left					) + count_nodes(node.right					) + 1

			def count_coins(UpperCamelCase__					) -> int:
						if node is None:
									return 0

						return count_coins(node.left					) + count_coins(node.right					) + node.data

			if count_nodes(UpperCamelCase__					) != count_coins(UpperCamelCase__					):
						raise ValueError("""The nodes number should be same as the number of coins"""					)

			# Main calculation
			def get_distrib(UpperCamelCase__					) -> CoinsDistribResult:

						if node is None:
									return CoinsDistribResult(0 ,      1					)

						UpperCAmelCase__   ,       UpperCAmelCase__  :					Optional[Any]        =     get_distrib(node.left					)
						UpperCAmelCase__   ,       UpperCAmelCase__  :					Dict        =     get_distrib(node.right					)

						UpperCAmelCase__  :					List[str]        =     1 - left_distrib_excess
						UpperCAmelCase__  :					Optional[int]        =     1 - right_distrib_excess

						UpperCAmelCase__  :					List[str]        =     (
						    left_distrib_moves
						    + right_distrib_moves
						    + abs(UpperCamelCase__					)
						    + abs(UpperCamelCase__					)
						)
						UpperCAmelCase__  :					Tuple        =     node.data - coins_to_left - coins_to_right

						return CoinsDistribResult(UpperCamelCase__ ,      UpperCamelCase__					)

			return get_distrib(UpperCamelCase__					)[0]


if __name__ == "__main__":
		import doctest

		doctest.testmod()



'''simple docstring'''



import warnings
from functools import wraps
from typing import Callable







def     _UpperCamelCase      (		UpperCamelCase__					):

			@wraps(UpperCamelCase__					)
			def _inner_fn(*UpperCamelCase__ ,      **UpperCamelCase__					):
						warnings.warn(
						    (f'''\'{fn.__name__}\' is experimental and might be subject to breaking changes in the future.''') ,      UpperCamelCase__ ,      )
						return fn(*UpperCamelCase__ ,      **UpperCamelCase__					)

			return _inner_fn