def    lowerCAmelCase_ (     __A,  __A,  __A,  __A							)     ->				int:







      '''simple docstring'''


      UpperCAmelCase__		,      UpperCAmelCase__								=  len(__A							), len(grid[0]							)
      if (
          min(__A,  __A							) < 0
          or row == row_length
          or col == col_length
          or (row, col) in visit
          or grid[row][col] == 1
      ):
            return 0
      if row == row_length - 1 and col == col_length - 1:
            return 1

      visit.add((row, col)							)

      UpperCAmelCase__								=  0
      count += depth_first_search(__A,  row + 1,  __A,  __A							)
      count += depth_first_search(__A,  row - 1,  __A,  __A							)
      count += depth_first_search(__A,  __A,  col + 1,  __A							)
      count += depth_first_search(__A,  __A,  col - 1,  __A							)

      visit.remove((row, col)							)
      return count


if __name__ == "__main__":
      import doctest

      doctest.testmod()










"""simple docstring"""
from ...configuration_utils import PretrainedConfig
from ...utils import logging


_snake_case     :		Optional[int]       						= logging.get_logger(__name__)

_snake_case     :		Optional[int]       						= {
    'google/vivit-b-16x2-kinetics400': (
        'https://huggingface.co/google/vivit-b-16x2-kinetics400/resolve/main/config.json'
    ),
    # See all Vivit models at https://huggingface.co/models?filter=vivit
}






class 					_UpperCAmelCase   (	lowercase_ ):
					UpperCamelCase      =							'''vivit'''


					def __init__(					self			:Optional[Any]     ,       __UpperCamelCase			:Dict=2_24     ,       __UpperCamelCase			:int=32     ,       __UpperCamelCase			:Union[str, Any]=[2, 16, 16]     ,       __UpperCamelCase			:Optional[Any]=3     ,       __UpperCamelCase			:Optional[Any]=7_68     ,       __UpperCamelCase			:Any=12     ,       __UpperCamelCase			:List[str]=12     ,       __UpperCamelCase			:List[str]=30_72     ,       __UpperCamelCase			:Any="gelu_fast"     ,       __UpperCamelCase			:List[Any]=0.0     ,       __UpperCamelCase			:str=0.0     ,       __UpperCamelCase			:Dict=0.02     ,       __UpperCamelCase			:Optional[Any]=1e-06     ,       __UpperCamelCase			:Dict=True     ,       **__UpperCamelCase			:Tuple     ,       ):
												A		=  hidden_size
												A		=  num_hidden_layers
												A		=  num_attention_heads
												A		=  intermediate_size
												A		=  hidden_act
												A		=  hidden_dropout_prob
												A		=  attention_probs_dropout_prob
												A		=  initializer_range
												A		=  layer_norm_eps

												A		=  image_size
												A		=  num_frames
												A		=  tubelet_size
												A		=  num_channels
												A		=  qkv_bias

												super().__init__(**__UpperCamelCase		)


