

from dataclasses import dataclass, field
from typing import TYPE_CHECKING, Any, ClassVar, Dict, List, Optional, Union

import pyarrow as pa


if TYPE_CHECKING:
  from .features import FeatureType







@dataclass
class        a__       :







  """simple docstring"""




  UpperCAmelCase__      : List[str]
  UpperCAmelCase__      : Optional[str]			       =None
  # Automatically constructed
  UpperCAmelCase__      : ClassVar[str]			       ="dict"
  UpperCAmelCase__      : ClassVar[Any]			       =None
  UpperCAmelCase__      : str			       =field(default="""Translation"""	,			init=UpperCAmelCase	,			repr=UpperCAmelCase       )


  def __call__(			self    : Tuple		)					->int:
        """simple docstring"""







        return pa.struct({lang: pa.string() for lang in sorted(self.languages		)}		)




  def  _lowercase      (			self    : int		)					->Union["FeatureType", Dict[str, "FeatureType"]]:
        """simple docstring"""







        from .features import Value

        return {k: Value("""string"""		) for k in sorted(self.languages		)}







@dataclass
class        a__       :







  """simple docstring"""




  UpperCAmelCase__      : Optional[List]			       =None
  UpperCAmelCase__      : Optional[int]			       =None
  UpperCAmelCase__      : Optional[str]			       =None
  # Automatically constructed
  UpperCAmelCase__      : ClassVar[str]			       ="dict"
  UpperCAmelCase__      : ClassVar[Any]			       =None
  UpperCAmelCase__      : str			       =field(default="""TranslationVariableLanguages"""	,			init=UpperCAmelCase	,			repr=UpperCAmelCase       )


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







        SCREAMING_SNAKE_CASE :      str       =   sorted(set(self.languages		)		) if self.languages else None
        SCREAMING_SNAKE_CASE :      Any       =   len(self.languages		) if self.languages else None


  def __call__(			self    : Optional[int]		)					->Tuple:
        """simple docstring"""







        return pa.struct({"""language""": pa.list_(pa.string()		), """translation""": pa.list_(pa.string()		)}		)


  def  _lowercase      (			self    : Union[str, Any]				,				UpperCAmelCase__    : Union[str, Any]		)					->Optional[Any]:
        """simple docstring"""







        SCREAMING_SNAKE_CASE :      Optional[int]       =   set(self.languages		)
        if self.languages and set(UpperCAmelCase__		) - lang_set:
              raise ValueError(
                  f"Some languages in example ({', '.join(sorted(set(UpperCAmelCase__		) - lang_set		)		)}) are not in valid set ({', '.join(UpperCAmelCase__		)})."		)

        # Convert dictionary into tuples, splitting out cases where there are
        # multiple translations for a single language.
        SCREAMING_SNAKE_CASE :      str       =   []
        for lang, text in translation_dict.items():
              if isinstance(UpperCAmelCase__				,				UpperCAmelCase__		):
                    translation_tuples.append((lang, text)		)
              else:
                    translation_tuples.extend([(lang, el) for el in text]		)

        # Ensure translations are in ascending order by language code.
        SCREAMING_SNAKE_CASE     ,	SCREAMING_SNAKE_CASE :      str       =   zip(*sorted(UpperCAmelCase__		)		)

        return {"language": languages, "translation": translations}




  def  _lowercase      (			self    : List[str]		)					->Union["FeatureType", Dict[str, "FeatureType"]]:
        """simple docstring"""







        from .features import Sequence, Value

        return {
            "language": Sequence(Value("""string"""		)		),
            "translation": Sequence(Value("""string"""		)		),
        }







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() = }""")




