






'''simple docstring'''







from typing import TYPE_CHECKING

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


__lowerCAmelCase        =							{
    '''configuration_squeezebert''': [
        '''SQUEEZEBERT_PRETRAINED_CONFIG_ARCHIVE_MAP''',
        '''SqueezeBertConfig''',
        '''SqueezeBertOnnxConfig''',
    ],
    '''tokenization_squeezebert''': ['''SqueezeBertTokenizer'''],
}

try:
  if not is_tokenizers_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  __lowerCAmelCase        =							['''SqueezeBertTokenizerFast''']

try:
  if not is_torch_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  __lowerCAmelCase        =							[
      '''SQUEEZEBERT_PRETRAINED_MODEL_ARCHIVE_LIST''',
      '''SqueezeBertForMaskedLM''',
      '''SqueezeBertForMultipleChoice''',
      '''SqueezeBertForQuestionAnswering''',
      '''SqueezeBertForSequenceClassification''',
      '''SqueezeBertForTokenClassification''',
      '''SqueezeBertModel''',
      '''SqueezeBertModule''',
      '''SqueezeBertPreTrainedModel''',
  ]


if TYPE_CHECKING:
  from .configuration_squeezebert import (
      SQUEEZEBERT_PRETRAINED_CONFIG_ARCHIVE_MAP,
      SqueezeBertConfig,
      SqueezeBertOnnxConfig,
  )
  from .tokenization_squeezebert import SqueezeBertTokenizer

  try:
    if not is_tokenizers_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .tokenization_squeezebert_fast import SqueezeBertTokenizerFast

  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .modeling_squeezebert import (
        SQUEEZEBERT_PRETRAINED_MODEL_ARCHIVE_LIST,
        SqueezeBertForMaskedLM,
        SqueezeBertForMultipleChoice,
        SqueezeBertForQuestionAnswering,
        SqueezeBertForSequenceClassification,
        SqueezeBertForTokenClassification,
        SqueezeBertModel,
        SqueezeBertModule,
        SqueezeBertPreTrainedModel,
    )

else:
  import sys

  __lowerCAmelCase        =							_LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)





'''simple docstring'''

import os



def snake_case_      (					__snake_case  :							List[Any])			->					str:
   lowerCAmelCase_			=      len(grid[0])
   lowerCAmelCase_			=      len(__snake_case)

   lowerCAmelCase_			=      0
   lowerCAmelCase_			=      0
   lowerCAmelCase_			=      0

   # Check vertically, horizontally, diagonally at the same time (only works
   # for nxn grid)
   for i in range(__snake_case):
      for j in range(n_rows - 3):
         lowerCAmelCase_			=      grid[j][i] * grid[j + 1][i] * grid[j + 2][i] * grid[j + 3][i]
         lowerCAmelCase_			=      grid[i][j] * grid[i][j + 1] * grid[i][j + 2] * grid[i][j + 3]

         # Left-to-right diagonal (\) product
         if i < n_columns - 3:
            lowerCAmelCase_			=      (
                grid[i][j]
                * grid[i + 1][j + 1]
                * grid[i + 2][j + 2]
                * grid[i + 3][j + 3]
            )

         # Right-to-left diagonal(/) product
         if i > 2:
            lowerCAmelCase_			=      (
                grid[i][j]
                * grid[i - 1][j + 1]
                * grid[i - 2][j + 2]
                * grid[i - 3][j + 3]
            )

         lowerCAmelCase_			=      max(
             __snake_case	,   __snake_case	,   __snake_case	,   __snake_case)
         if max_product > largest:
            lowerCAmelCase_			=      max_product

   return largest



def snake_case_      (					)			->					List[Any]:
   lowerCAmelCase_			=      []
   with open(os.path.dirname(__snake_case) + '''/grid.txt''') as file:
      for line in file:
         grid.append(line.strip('''\n''').split(''' '''))

   lowerCAmelCase_			=      [[int(__snake_case) for i in grid[j]] for j in range(len(__snake_case))]

   return largest_product(__snake_case)


if __name__ == "__main__":
 print(solution())





