






from __future__ import annotations

from collections import namedtuple
from dataclasses import dataclass





@dataclass
class 	snake_case__ :
	lowercase__						:					int
	lowercase__						:					TreeNode | None											=   None
	lowercase__						:					TreeNode | None											=   None



__magic_name__:					Dict							=     namedtuple("CoinsDistribResult", "moves excess")

def    UpperCamelCase						(	_A			):






						"""simple docstring"""







						if root is None:
												return 0

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

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

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

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

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

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

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

												__magic_name__						,__magic_name__      :       List[str]       						= get_distrib(node.left			)
												__magic_name__						,__magic_name__      :       Dict       						= get_distrib(node.right			)

												__magic_name__      :       Tuple       						= 1 - left_distrib_excess
												__magic_name__      :       Optional[Any]       						= 1 - right_distrib_excess

												__magic_name__      :       Dict       						= (
												    left_distrib_moves
												    + right_distrib_moves
												    + abs(_A			)
												    + abs(_A			)
												)
												__magic_name__      :       Optional[Any]       						= node.data - coins_to_left - coins_to_right

												return CoinsDistribResult(_A,   _A			)

						return get_distrib(_A			)[0]


if __name__ == "__main__":
		import doctest

		doctest.testmod()








import sys

from .dependency_versions_table import deps
from .utils.versions import require_version, require_version_core


# define which module versions we always want to check at run time
# (usually the ones defined in `install_requires` in setup.py)
#
# order specific notes:
# - tqdm must be checked before tokenizers

__magic_name__:					int							=     "python tqdm regex requests packaging filelock numpy tokenizers".split()
if sys.version_info < (3, 7):
		pkgs_to_check_at_runtime.append("dataclasses")
if sys.version_info < (3, 8):
		pkgs_to_check_at_runtime.append("importlib_metadata")

for pkg in pkgs_to_check_at_runtime:
		if pkg in deps:
				if pkg == "tokenizers":
						# must be loaded here, or else tqdm check may fail
						from .utils import is_tokenizers_available

						if not is_tokenizers_available():
								continue  # not required, check version only if installed

				require_version_core(deps[pkg])
		else:
				raise ValueError(F"""can't find {pkg} in {deps.keys()}, check dependency_versions_table.py""")

def    UpperCamelCase						(	_A,   _A=None			):






						"""simple docstring"""







						require_version(deps[pkg],   _A			)
