



'''simple docstring'''
from __future__ import annotations

from collections import namedtuple
from dataclasses import dataclass






@dataclass
class 				lowercase__      :
	lowercase__    							=     42
	lowercase__    							=     None
	lowercase__    							=     None
snake_case_					:      Any    			=    namedtuple('CoinsDistribResult', 'moves excess')






def A__       (	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   :						Optional[int]												=  get_distrib(node.right				)

												_UpperCamelCase   :						Tuple												=  1 - left_distrib_excess
												_UpperCamelCase   :						Tuple												=  1 - right_distrib_excess

												_UpperCamelCase   :						Any												=  (
												    left_distrib_moves
												    + right_distrib_moves
												    + abs(UpperCAmelCase_				)
												    + abs(UpperCAmelCase_				)
												)
												_UpperCamelCase   :						Optional[Any]												=  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'''
from pathlib import Path

import fire






def A__       (	UpperCAmelCase_    ,    UpperCAmelCase_    ,    UpperCAmelCase_				):
						_UpperCamelCase   :						int												=  Path(UpperCAmelCase_				)
						_UpperCamelCase   :						str												=  Path(UpperCAmelCase_				)
						dest_dir.mkdir(exist_ok=UpperCAmelCase_				)
						for path in src_dir.iterdir():
												_UpperCamelCase   :						int												=  [x.rstrip() for x in list(path.open().readlines()				)][:n]
												_UpperCamelCase   :						Any												=  dest_dir.joinpath(path.name				)
												print(UpperCAmelCase_				)
												dest_path.open('w'				).write('\n'.join(UpperCAmelCase_				)				)


if __name__ == "__main__":
					fire.Fire(minify)


