


class  snake_case_     :
					def __init__(   self     :Union[str, Any]   )      ->					Union[str, Any]:
												a__    =  {}
					def 				lowerCamelCase__(   self     :List[str]   )      ->					None:
												print(self.vertex   )
												for i in self.vertex:
																			print(__snake_case    ,' -> '    ,' -> '.join([str(__snake_case   ) for j in self.vertex[i]]   )   )
					def 				lowerCamelCase__(   self     :List[str]    ,__snake_case     :int    ,__snake_case     :int   )      ->					None:
												# check if vertex is already present,
												if from_vertex in self.vertex:
																			self.vertex[from_vertex].append(__snake_case   )
												else:
																			# else make a new vertex
																			a__    =  [to_vertex]
					def 				lowerCamelCase__(   self     :Optional[Any]   )      ->					None:
												# visited array for storing already visited nodes
												a__    =  [False] * len(self.vertex   )

												# call the recursive helper function
												for i in range(len(self.vertex   )   ):
																			if not visited[i]:
																										self.dfs_recursive(__snake_case    ,__snake_case   )



					def 				lowerCamelCase__(   self     :Union[str, Any]    ,__snake_case     :int    ,__snake_case     :list   )      ->					None:
												# mark start vertex as visited
												a__    =  True

												print(__snake_case    ,end=' '   )

												# Recur for all the vertices that are adjacent to this node
												for i in self.vertex:
																			if not visited[i]:
																										self.dfs_recursive(__snake_case    ,__snake_case   )


if __name__ == "__main__":
						snake_case							: List[Any]      =   Graph()
						g.add_edge(0, 1)
						g.add_edge(0, 2)
						g.add_edge(1, 2)
						g.add_edge(2, 0)
						g.add_edge(2, 3)
						g.add_edge(3, 3)

						g.print_graph()
						print('''DFS:''')
						g.dfs()

						# OUTPUT:
						# 0  ->  1 -> 2
						# 1  ->  2
						# 2  ->  0 -> 3
						# 3  ->  3
						# DFS:
						#  0 1 2 3








from typing import TYPE_CHECKING

# rely on isort to merge the imports
from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


snake_case							: Optional[Any]      =   {'''configuration_focalnet''': ['''FOCALNET_PRETRAINED_CONFIG_ARCHIVE_MAP''', '''FocalNetConfig''']}


try:
						if not is_torch_available():
												raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
						pass
else:
						snake_case							: Optional[int]      =   [
						    '''FOCALNET_PRETRAINED_MODEL_ARCHIVE_LIST''',
						    '''FocalNetForImageClassification''',
						    '''FocalNetForMaskedImageModeling''',
						    '''FocalNetBackbone''',
						    '''FocalNetModel''',
						    '''FocalNetPreTrainedModel''',
						]

if TYPE_CHECKING:
						from .configuration_focalnet import FOCALNET_PRETRAINED_CONFIG_ARCHIVE_MAP, FocalNetConfig

						try:
												if not is_torch_available():
																		raise OptionalDependencyNotAvailable()
						except OptionalDependencyNotAvailable:
												pass
						else:
												from .modeling_focalnet import (
												    FOCALNET_PRETRAINED_MODEL_ARCHIVE_LIST,
												    FocalNetBackbone,
												    FocalNetForImageClassification,
												    FocalNetForMaskedImageModeling,
												    FocalNetModel,
												    FocalNetPreTrainedModel,
												)

else:
						import sys

						snake_case							: Union[str, Any]      =   _LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)




