



'''simple docstring'''

from ...configuration_utils import PretrainedConfig
from ...utils import logging


snake_case_			=     logging.get_logger(__name__)

snake_case_			=     {
    """sayakpaul/vit-msn-base""": """https://huggingface.co/sayakpaul/vit-msn-base/resolve/main/config.json""",
    # See all ViT MSN models at https://huggingface.co/models?filter=vit_msn
}


class 	a__     (				_lowercase	):
	__magic_name__		:    List[str]	    =     "vit_msn"


	def __init__(self : Optional[Any],					__UpperCAmelCase : Dict=768,					__UpperCAmelCase : List[Any]=12,					__UpperCAmelCase : str=12,					__UpperCAmelCase : Any=3072,					__UpperCAmelCase : Dict="gelu",					__UpperCAmelCase : Optional[Any]=0.0,					__UpperCAmelCase : Tuple=0.0,					__UpperCAmelCase : List[str]=0.02,					__UpperCAmelCase : str=1e-06,					__UpperCAmelCase : Optional[int]=224,					__UpperCAmelCase : Union[str, Any]=16,					__UpperCAmelCase : Optional[Any]=3,					__UpperCAmelCase : Optional[Any]=True,					**__UpperCAmelCase : Dict,					)     ->			List[str]:

					"""simple docstring"""

					super().__init__(**__UpperCAmelCase      )

					SCREAMING_SNAKE_CASE  :						Optional[Any]      					= hidden_size
					SCREAMING_SNAKE_CASE  :						List[Any]      					= num_hidden_layers
					SCREAMING_SNAKE_CASE  :						Optional[int]      					= num_attention_heads
					SCREAMING_SNAKE_CASE  :						Optional[Any]      					= intermediate_size
					SCREAMING_SNAKE_CASE  :						Union[str, Any]      					= hidden_act
					SCREAMING_SNAKE_CASE  :						Any      					= hidden_dropout_prob
					SCREAMING_SNAKE_CASE  :						Dict      					= attention_probs_dropout_prob
					SCREAMING_SNAKE_CASE  :						Any      					= initializer_range
					SCREAMING_SNAKE_CASE  :						List[Any]      					= layer_norm_eps
					SCREAMING_SNAKE_CASE  :						int      					= image_size
					SCREAMING_SNAKE_CASE  :						int      					= patch_size
					SCREAMING_SNAKE_CASE  :						Dict      					= num_channels
					SCREAMING_SNAKE_CASE  :						Tuple      					= qkv_bias









'''simple docstring'''

from collections import deque






def       __lowercase  (_SCREAMING_SNAKE_CASE      :List[str]       ):
				SCREAMING_SNAKE_CASE  :						Optional[Any]      					= len(_SCREAMING_SNAKE_CASE       )
				SCREAMING_SNAKE_CASE  :						List[str]      					= deque()
				SCREAMING_SNAKE_CASE  :						Union[str, Any]      					= [False for _ in range(_SCREAMING_SNAKE_CASE       )]
				SCREAMING_SNAKE_CASE  :						Any      					= [-1 for _ in range(_SCREAMING_SNAKE_CASE       )]
				SCREAMING_SNAKE_CASE  :						Union[str, Any]      					= index_of[:]

				def strong_connect(_SCREAMING_SNAKE_CASE      :List[str]    ,	_SCREAMING_SNAKE_CASE      :Any    ,	_SCREAMING_SNAKE_CASE      :List[str]       ):
								SCREAMING_SNAKE_CASE  :						Any      					= index  # the number when this node is seen
								SCREAMING_SNAKE_CASE  :						str      					= index  # lowest rank node reachable from here
								index += 1
								stack.append(_SCREAMING_SNAKE_CASE       )
								SCREAMING_SNAKE_CASE  :						Optional[int]      					= True

								for w in g[v]:
												if index_of[w] == -1:
																SCREAMING_SNAKE_CASE  :						List[str]      					= strong_connect(_SCREAMING_SNAKE_CASE    ,	_SCREAMING_SNAKE_CASE    ,	_SCREAMING_SNAKE_CASE       )
																SCREAMING_SNAKE_CASE  :						Optional[int]      					= (
																    lowlink_of[w] if lowlink_of[w] < lowlink_of[v] else lowlink_of[v]
																)
												elif on_stack[w]:
																SCREAMING_SNAKE_CASE  :						List[str]      					= (
																    lowlink_of[w] if lowlink_of[w] < lowlink_of[v] else lowlink_of[v]
																)

								if lowlink_of[v] == index_of[v]:
												SCREAMING_SNAKE_CASE  :						str      					= []
												SCREAMING_SNAKE_CASE  :						Union[str, Any]      					= stack.pop()
												SCREAMING_SNAKE_CASE  :						Union[str, Any]      					= False
												component.append(_SCREAMING_SNAKE_CASE       )
												while w != v:
																SCREAMING_SNAKE_CASE  :						int      					= stack.pop()
																SCREAMING_SNAKE_CASE  :						Tuple      					= False
																component.append(_SCREAMING_SNAKE_CASE       )
												components.append(_SCREAMING_SNAKE_CASE       )
								return index

				SCREAMING_SNAKE_CASE  :						int      					= []
				for v in range(_SCREAMING_SNAKE_CASE       ):
								if index_of[v] == -1:
												strong_connect(_SCREAMING_SNAKE_CASE    ,	0    ,	_SCREAMING_SNAKE_CASE       )

				return components






def       __lowercase  (_SCREAMING_SNAKE_CASE      :List[str]    ,	_SCREAMING_SNAKE_CASE      :Optional[int]       ):
				SCREAMING_SNAKE_CASE  :						Tuple      					= [[] for _ in range(_SCREAMING_SNAKE_CASE       )]
				for u, v in edges:
								g[u].append(_SCREAMING_SNAKE_CASE       )
				return g


if __name__ == "__main__":
	# Test
	snake_case_			=     7
	snake_case_			=     [0, 0, 1, 2, 3, 3, 4, 4, 6]
	snake_case_			=     [1, 3, 2, 0, 1, 4, 5, 6, 5]
	snake_case_			=     [(u, v) for u, v in zip(source, target)]
	snake_case_			=     create_graph(n_vertices, edges)

	assert [[5], [6], [4], [3, 2, 1, 0]] == tarjan(g)




