



'''simple docstring'''
class 				lowercase__      :  # Public class to implement a graph





	def __init__(					self   :							Optional[int]					,lowerCamelCase__   :							int					,lowerCamelCase__   :							int					,lowerCamelCase__   :							list[list[bool]]					):







							'''simple docstring'''
							_UpperCamelCase   :						Dict												=  row
							_UpperCamelCase   :						List[Any]												=  col
							_UpperCamelCase   :						int												=  graph





	def       UpperCamelCase_    (					self   :							int					,lowerCamelCase__   :							int					,lowerCamelCase__   :							int					,lowerCamelCase__   :							list[list[bool]]					):







							'''simple docstring'''
							return (
							    0 <= i < self.ROW
							    and 0 <= j < self.COL
							    and not visited[i][j]
							    and self.graph[i][j]
							)





	def       UpperCamelCase_    (					self   :							str					,lowerCamelCase__   :							int					,lowerCamelCase__   :							int					,lowerCamelCase__   :							list[list[bool]]					):







							'''simple docstring'''
							# Checking all 8 elements surrounding nth element
							_UpperCamelCase   :						Optional[int]												=  [-1, -1, -1, 0, 0, 1, 1, 1]  # Coordinate order
							_UpperCamelCase   :						List[str]												=  [-1, 0, 1, -1, 1, -1, 0, 1]
							_UpperCamelCase   :						Optional[int]												=  True  # Make those cells visited
							for k in range(8					):
													if self.is_safe(i + row_nbr[k]					,j + col_nbr[k]					,lowerCamelCase__					):
																			self.diffs(i + row_nbr[k]					,j + col_nbr[k]					,lowerCamelCase__					)





	def       UpperCamelCase_    (					self   :							Optional[Any]					):  # And finally, count all islands.







							'''simple docstring'''
							_UpperCamelCase   :						Union[str, Any]												=  [[False for j in range(self.COL					)] for i in range(self.ROW					)]
							_UpperCamelCase   :						str												=  0
							for i in range(self.ROW					):
													for j in range(self.COL					):
																			if visited[i][j] is False and self.graph[i][j] == 1:
																									self.diffs(lowerCamelCase__					,lowerCamelCase__					,lowerCamelCase__					)
																									count += 1
							return count







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

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


snake_case_					:      List[Any]    			=    {'configuration_van': ['VAN_PRETRAINED_CONFIG_ARCHIVE_MAP', 'VanConfig']}


try:
					if not is_torch_available():
										raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
					pass
else:
					snake_case_					:      str    			=    [
					    '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

					snake_case_					:      List[Any]    			=    _LazyModule(__name__, globals()['__file__'], _import_structure)


