




import random







class        a__       :







  """simple docstring"""




  @staticmethod
  def  _lowercase      (			UpperCAmelCase__    : str		)					->tuple[list[int], list[int]]:
        """simple docstring"""







        SCREAMING_SNAKE_CASE :      Optional[Any]       =   [ord(A_		) for i in text]
        SCREAMING_SNAKE_CASE :      str       =   []
        SCREAMING_SNAKE_CASE :      List[Any]       =   []
        for i in plain:
              SCREAMING_SNAKE_CASE :      str       =   random.randint(1				,				3_0_0		)
              SCREAMING_SNAKE_CASE :      Tuple       =   (i + k) * k
              cipher.append(A_		)
              key.append(A_		)
        return cipher, key




  @staticmethod
  def  _lowercase      (			UpperCAmelCase__    : list[int]				,				UpperCAmelCase__    : list[int]		)					->str:
        """simple docstring"""







        SCREAMING_SNAKE_CASE :      Tuple       =   []
        for i in range(len(A_		)		):
              SCREAMING_SNAKE_CASE :      Tuple       =   int((cipher[i] - (key[i]) ** 2) / key[i]		)
              plain.append(chr(A_		)		)
        return "".join(A_		)


if __name__ == "__main__":
  UpperCAmelCase__ :     Any				    =    Onepad().encrypt("""Hello""")
  print(c, k)
  print(Onepad().decrypt(c, k))







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() = }""")




