


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

from typing import Any




class        _UpperCamelCase	:


				'''simple docstring'''


				def __init__(     self							,      a_							)    ->  None:
					lowercase						:		int   					=		num_of_nodes
					lowercase						:		list[list[int]]   					=		[]
					lowercase						:		dict[int, int]   					=		{}

				def 	a__		(     self							,      a_							,      a_							,      a_							)    ->  None:
					self.m_edges.append([u_node, v_node, weight]							)

				def 	a__		(     self							,      a_							)    ->  int:

					if self.m_component[u_node] == u_node:
						return u_node
					return self.find_component(self.m_component[u_node]							)

				def 	a__		(     self							,      a_							)    ->  None:

					if self.m_component[u_node] != u_node:
						for k in self.m_component:
							lowercase						:		List[str]   					=		self.find_component(a_							)

				def 	a__		(     self							,      a_							,      a_							,      a_							)    ->  None:

					if component_size[u_node] <= component_size[v_node]:
						lowercase						:		List[str]   					=		v_node
						component_size[v_node] += component_size[u_node]
						self.set_component(a_							)

					elif component_size[u_node] >= component_size[v_node]:
						lowercase						:		Tuple   					=		self.find_component(a_							)
						component_size[u_node] += component_size[v_node]
						self.set_component(a_							)


				def 	a__		(     self							)    ->  None:
					lowercase						:		Optional[int]   					=		[]
					lowercase						:		List[Any]   					=		0

					lowercase						:		list[Any]   					=		[-1] * self.m_num_of_nodes

					# A list of components (initialized to all of the nodes)
					for node in range(self.m_num_of_nodes							):
						self.m_component.update({node: node}							)
						component_size.append(1							)

					lowercase						:		List[str]   					=		self.m_num_of_nodes

					while num_of_components > 1:
						for edge in self.m_edges:
							lowercase					,		lowercase					,		lowercase						:		Optional[int]   					=		edge

							lowercase						:		int   					=		self.m_component[u]
							lowercase						:		Any   					=		self.m_component[v]

							if u_component != v_component:

								for component in (u_component, v_component):
									if (
									    minimum_weight_edge[component] == -1
									    or minimum_weight_edge[component][2] > w
									):
										lowercase						:		int   					=		[u, v, w]

						for edge in minimum_weight_edge:
							if isinstance(a_							,      a_							):
								lowercase					,		lowercase					,		lowercase						:		List[str]   					=		edge

								lowercase						:		int   					=		self.m_component[u]
								lowercase						:		Dict   					=		self.m_component[v]

								if u_component != v_component:
									mst_weight += w
									self.union(a_							,      a_							,      a_							)
									print(F'''Added edge [{u} - {v}]\nAdded weight: {w}\n'''							)
									num_of_components -= 1

						lowercase						:		Dict   					=		[-1] * self.m_num_of_nodes
					print(F'''The total weight of the minimal spanning tree is: {mst_weight}'''							)




def 	_A  (       )  ->				None:
	pass


if __name__ == "__main__":
					import doctest

					doctest.testmod()






'''simple docstring'''
from typing import TYPE_CHECKING

from ....utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available, is_vision_available


lowerCAmelCase   : Dict             =				{"""configuration_van""": ["""VAN_PRETRAINED_CONFIG_ARCHIVE_MAP""", """VanConfig"""]}


try:
					if not is_torch_available():
										raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
					pass
else:
					lowerCAmelCase   : int             =				[
					    """VAN_PRETRAINED_MODEL_ARCHIVE_LIST""",
					    """VanForImageClassification""",
					    """VanModel""",
					    """VanPreTrainedModel""",
					]

if TYPE_CHECKING:
					from .configuration_van import VAN_PRETRAINED_CONFIG_ARCHIVE_MAP, VanConfig

					try:
										if not is_torch_available():
															raise OptionalDependencyNotAvailable()
					except OptionalDependencyNotAvailable:
										pass
					else:
										from .modeling_van import (
										    VAN_PRETRAINED_MODEL_ARCHIVE_LIST,
										    VanForImageClassification,
										    VanModel,
										    VanPreTrainedModel,
										)

else:
					import sys

					lowerCAmelCase   : Tuple             =				_LazyModule(__name__, globals()["""__file__"""], _import_structure)


