__SCREAMING_SNAKE_CASE						:    Optional[Any]     = {
    0: 'underwear',
    1: 'pants',
    2: 'belt',
    3: 'suit',
    4: 'shoe',
    5: 'socks',
    6: 'shirt',
    7: 'tie',
    8: 'watch',
}

__SCREAMING_SNAKE_CASE						:    str     = [[1, 4], [2, 4], [3], [], [], [4], [2, 7], [3], []]

__SCREAMING_SNAKE_CASE						:    Any     = [0 for x in range(len(graph))]
__SCREAMING_SNAKE_CASE						:    Optional[int]     = []
def 					snake_case						(__lowercase					,			__lowercase						)       ->       List[Any]:

						'''simple docstring'''



						_snake_case						:     str				=    1
						while stack:
												_snake_case						:     Optional[Any]				=    stack.pop()
												print(__lowercase					,			clothes[current_clothing]						)
												order += 1
def 					snake_case						(__lowercase					,			__lowercase					,			__lowercase						)       ->       int:

						'''simple docstring'''



						_snake_case						:     Any				=    1
						for v in graph[u]:
												if not visited[v]:
																		depth_first_search(__lowercase					,			__lowercase					,			__lowercase						)

						stack.append(__lowercase						)
def 					snake_case						(__lowercase					,			__lowercase						)       ->       Union[str, Any]:

						'''simple docstring'''



						for v in range(len(__lowercase						)						):
												if not visited[v]:
																		depth_first_search(__lowercase					,			__lowercase					,			__lowercase						)


if __name__ == "__main__":
				topological_sort(graph, visited)
				print(stack)
				print_stack(stack, clothes)
def 					snake_case						(__lowercase						)       ->       int:

						'''simple docstring'''



						if not isinstance(__lowercase					,			__lowercase						) or number < 0:
												raise ValueError("Input must be a non-negative integer"						)

						_snake_case						:     List[Any]				=    number & ~(number - 1)
						_snake_case						:     Union[str, Any]				=    0
						while intermediate:
												intermediate >>= 1
												index += 1
						return index - 1


if __name__ == "__main__":
				import doctest

				doctest.testmod(verbose=True)