

import unittest

from accelerate import debug_launcher
from accelerate.test_utils import require_cpu, test_ops, test_script







@require_cpu
class        a__       (   unittest.TestCase       ):







  """simple docstring"""




  def  _lowercase      (			self    : str		)					->Optional[int]:
        """simple docstring"""







        debug_launcher(test_script.main		)




  def  _lowercase      (			self    : List[str]		)					->int:
        """simple docstring"""







        debug_launcher(test_ops.main		)







def 					__lowercase      (     _A = 50			)     ->						int:
      SCREAMING_SNAKE_CASE :      Tuple       =   [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() = }""")




