





from typing import TYPE_CHECKING

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


_a									=				{
    "configuration_nystromformer": ["NYSTROMFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP", "NystromformerConfig"],
}

try:
			if not is_torch_available():
						raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
			pass
else:
			_a									=				[
			    "NYSTROMFORMER_PRETRAINED_MODEL_ARCHIVE_LIST",
			    "NystromformerForMaskedLM",
			    "NystromformerForMultipleChoice",
			    "NystromformerForQuestionAnswering",
			    "NystromformerForSequenceClassification",
			    "NystromformerForTokenClassification",
			    "NystromformerLayer",
			    "NystromformerModel",
			    "NystromformerPreTrainedModel",
			]


if TYPE_CHECKING:
			from .configuration_nystromformer import NYSTROMFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP, NystromformerConfig

			try:
						if not is_torch_available():
									raise OptionalDependencyNotAvailable()
			except OptionalDependencyNotAvailable:
						pass
			else:
						from .modeling_nystromformer import (
						    NYSTROMFORMER_PRETRAINED_MODEL_ARCHIVE_LIST,
						    NystromformerForMaskedLM,
						    NystromformerForMultipleChoice,
						    NystromformerForQuestionAnswering,
						    NystromformerForSequenceClassification,
						    NystromformerForTokenClassification,
						    NystromformerLayer,
						    NystromformerModel,
						    NystromformerPreTrainedModel,
						)


else:
			import sys

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










import os





def lowerCAmelCase__()    ->				int:







	'''simple docstring'''







	lowerCamelCase__        =		os.path.dirname(os.path.realpath(__snake_case							)							)
	lowerCamelCase__        =		os.path.join(__snake_case	,'''triangle.txt'''							)

	with open(__snake_case							) as in_file:
		lowerCamelCase__        =		[[int(__snake_case							) for i in line.split()] for line in in_file]

	while len(__snake_case							) != 1:
		lowerCamelCase__        =		triangle.pop()
		lowerCamelCase__        =		triangle[-1]
		for j in range(len(__snake_case							) - 1							):
			curr_row[j] += max(last_row[j]	,last_row[j + 1]							)
	return triangle[0][0]


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



