



from __future__ import annotations






def      __lowercase       (			a__							,       a__       )    ->			set[str]:
							__SCREAMING_SNAKE_CASE							,	__SCREAMING_SNAKE_CASE									= set(a__       ), [start]

							while stack:
														__SCREAMING_SNAKE_CASE									= stack.pop()
														explored.add(a__       )
														# Differences from BFS:
														# 1) pop last element instead of first one
														# 2) add adjacent elements to stack without exploring them
														for adj in reversed(graph[v]       ):
																					if adj not in explored:
																												stack.append(a__       )
							return explored


lowerCAmelCase__		:					Tuple							={
    '''A''': ['''B''', '''C''', '''D'''],
    '''B''': ['''A''', '''D''', '''E'''],
    '''C''': ['''A''', '''F'''],
    '''D''': ['''B''', '''D'''],
    '''E''': ['''B''', '''F'''],
    '''F''': ['''C''', '''E''', '''G'''],
    '''G''': ['''F'''],
}

if __name__ == "__main__":
			import doctest

			doctest.testmod()
			print(depth_first_search(G, '''A'''))











from collections import deque

from .hash_table import HashTable

class        UpperCAmelCase_  (       UpperCamelCase_	):

						'''simple docstring'''




						def __init__(   self				,							*_A				,							**_A		):







													'''simple docstring'''

													super().__init__(*_A				,							**_A		)






						def 	_A     (   self				,							_A				,							_A		):







													'''simple docstring'''

													__SCREAMING_SNAKE_CASE									= deque([]		) if self.values[key] is None else self.values[key]
													self.values[key].appendleft(_A		)
													__SCREAMING_SNAKE_CASE									= self.values[key]






						def 	_A     (   self		):







													'''simple docstring'''

													return (
													    sum(self.charge_factor - len(_A		) for slot in self.values		)
													    / self.size_table
													    * self.charge_factor
													)






						def 	_A     (   self				,							_A				,							_A=None		):







													'''simple docstring'''

													if not (
													    len(self.values[key]		) == self.charge_factor and self.values.count(_A		) == 0
													):
																				return key
													return super()._collision_resolution(_A				,							_A		)






