





"""simple docstring"""


def 					lowercase__    (					lowercase_		,lowercase_		,lowercase_		,lowercase_			)					->		int:




      """simple docstring"""

      _UpperCamelCase,  _UpperCamelCase      :	Any						=       len(lowercase_			), len(grid[0]			)
      if (
          min(lowercase_		,lowercase_			) < 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      :	Union[str, Any]						=       0
      count += depth_first_search(lowercase_		,row + 1		,lowercase_		,lowercase_			)
      count += depth_first_search(lowercase_		,row - 1		,lowercase_		,lowercase_			)
      count += depth_first_search(lowercase_		,lowercase_		,col + 1		,lowercase_			)
      count += depth_first_search(lowercase_		,lowercase_		,col - 1		,lowercase_			)

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


if __name__ == "__main__":
  import doctest

  doctest.testmod()







"""simple docstring"""


from dataclasses import dataclass, field
from typing import ClassVar, Dict

from ..features import Features, Value
from .base import TaskTemplate



@dataclass(frozen=_UpperCamelCase   )
class      __SCREAMING_SNAKE_CASE    (						_UpperCamelCase   ):







  '''simple docstring'''


  SCREAMING_SNAKE_CASE__							:str	     =					field(default="summarization"		,  metadata={"include_in_asdict_even_if_is_default": True}   )
  SCREAMING_SNAKE_CASE__							:ClassVar[Features]	     =					Features({"text": Value("string"   )}   )
  SCREAMING_SNAKE_CASE__							:ClassVar[Features]	     =					Features({"summary": Value("string"   )}   )
  SCREAMING_SNAKE_CASE__							:str	     =					"text"
  SCREAMING_SNAKE_CASE__							:str	     =					"summary"

  @property
  def    __SCREAMING_SNAKE_CASE				(		self   :       List[Any]	)		->				Dict[str, str]:
        return {self.text_column: "text", self.summary_column: "summary"}
