

"""simple docstring"""




def 	A       (     snake_case__ = 50    ):




			'''simple docstring'''


			SCREAMING_SNAKE_CASE__								=      [1] * (length + 1)

			for row_length in range(3		,				length + 1    ):
						for block_length in range(3		,				row_length + 1    ):
									for block_start in range(row_length - block_length    ):
												ways_number[row_length] += ways_number[
												    row_length - block_start - block_length - 1
												]

									ways_number[row_length] += 1

			return ways_number[length]


if __name__ == "__main__":
						print(F'{solution() = }')





"""simple docstring"""




from .glue import GlueDataset, GlueDataTrainingArguments
from .language_modeling import (
    LineByLineTextDataset,
    LineByLineWithRefDataset,
    LineByLineWithSOPTextDataset,
    TextDataset,
    TextDatasetForNextSentencePrediction,
)
from .squad import SquadDataset, SquadDataTrainingArguments


