

def 		UpperCamelCase_(    snake_case__:						int						,					snake_case__:						int						,					snake_case__:						int						,					snake_case__:						int     ) ->				int:
 return len_board * len_board_column * row + column
def 		UpperCamelCase_(    snake_case__:						list[list[str]]						,					snake_case__:						str						,					snake_case__:						int						,					snake_case__:						int						,					snake_case__:						int						,					snake_case__:						set[int]						,					) ->				bool:

 if board[row][column] != word[word_index]:
  return False

 if word_index == len(snake_case__     ) - 1:
  return True

 UpperCAmelCase__           =       [(0, 1), (0, -1), (-1, 0), (1, 0)]
 UpperCAmelCase__           =       len(snake_case__     )
 UpperCAmelCase__           =       len(board[0]     )
 for direction in traverts_directions:
  UpperCAmelCase__           =       row + direction[0]
  UpperCAmelCase__           =       column + direction[1]
  if not (0 <= next_i < len_board and 0 <= next_j < len_board_column):
   continue

  UpperCAmelCase__           =       get_point_key(snake_case__						,					snake_case__						,					snake_case__						,					snake_case__     )
  if key in visited_points_set:
   continue

  visited_points_set.add(snake_case__     )
  if exits_word(snake_case__						,					snake_case__						,					snake_case__						,					snake_case__						,					word_index + 1						,					snake_case__     ):
   return True

  visited_points_set.remove(snake_case__     )

 return False
def 		UpperCamelCase_(    snake_case__:						list[list[str]]						,					snake_case__:						str     ) ->				bool:
 UpperCAmelCase__           =       (
     'The board should be a non empty matrix of single chars strings.'
 )

 UpperCAmelCase__           =       len(snake_case__     )
 if not isinstance(snake_case__						,					snake_case__     ) or len(snake_case__     ) == 0:
  raise ValueError(snake_case__     )

 for row in board:
  if not isinstance(snake_case__						,					snake_case__     ) or len(snake_case__     ) == 0:
   raise ValueError(snake_case__     )

  for item in row:
   if not isinstance(snake_case__						,					snake_case__     ) or len(snake_case__     ) != 1:
    raise ValueError(snake_case__     )

    # Validate word
 if not isinstance(snake_case__						,					snake_case__     ) or len(snake_case__     ) == 0:
  raise ValueError(
      'The word parameter should be a string of length greater than 0.'     )

 UpperCAmelCase__           =       len(board[0]     )
 for i in range(snake_case__     ):
  for j in range(snake_case__     ):
   if exits_word(
       snake_case__						,					snake_case__						,					snake_case__						,					snake_case__						,					0						,					{get_point_key(snake_case__						,					snake_case__						,					snake_case__						,					snake_case__     )}     ):
    return True

 return False


if __name__ == "__main__":
 import doctest

 doctest.testmod()








from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


_UpperCamelCase     =    {
    '''configuration_fsmt''': ['''FSMT_PRETRAINED_CONFIG_ARCHIVE_MAP''', '''FSMTConfig'''],
    '''tokenization_fsmt''': ['''FSMTTokenizer'''],
}

try:
 if not is_torch_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 _UpperCamelCase     =    ['''FSMTForConditionalGeneration''', '''FSMTModel''', '''PretrainedFSMTModel''']


if TYPE_CHECKING:
 from .configuration_fsmt import FSMT_PRETRAINED_CONFIG_ARCHIVE_MAP, FSMTConfig
 from .tokenization_fsmt import FSMTTokenizer

 try:
  if not is_torch_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .modeling_fsmt import FSMTForConditionalGeneration, FSMTModel, PretrainedFSMTModel

else:
 import sys

 _UpperCamelCase     =    _LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)



