"""simple docstring"""


from __future__ import annotations

import numpy as np






def     __UpperCAmelCase					(			lowercase		):







  """simple docstring"""
  _UpperCAmelCase ,				_UpperCAmelCase						 =      np.shape(lowercase		)
  if rows != columns:
    _UpperCAmelCase						 =      (
        """'table' has to be of square shaped array but got a """
        f'''{rows}x{columns} array:\n{table}'''
    )
    raise ValueError(lowercase		)

  _UpperCAmelCase						 =      np.zeros((rows, columns)		)
  _UpperCAmelCase						 =      np.zeros((rows, columns)		)
  for i in range(lowercase		):
    for j in range(lowercase		):
      _UpperCAmelCase						 =      sum(lower[i][k] * upper[k][j] for k in range(lowercase		)		)
      if upper[j][j] == 0:
        raise ArithmeticError("""No LU decomposition exists"""		)
      _UpperCAmelCase						 =      (table[i][j] - total) / upper[j][j]
    _UpperCAmelCase						 =      1
    for j in range(lowercase   ,lowercase		):
      _UpperCAmelCase						 =      sum(lower[i][k] * upper[k][j] for k in range(lowercase		)		)
      _UpperCAmelCase						 =      table[i][j] - total
  return lower, upper


if __name__ == "__main__":
    import doctest

    doctest.testmod()

"""simple docstring"""


from __future__ import annotations






def     __UpperCAmelCase					(			lowercase		):







  """simple docstring"""
  return [ord(lowercase		) - 96 for elem in plain]






def     __UpperCAmelCase					(			lowercase		):







  """simple docstring"""
  return "".join(chr(elem + 96		) for elem in encoded		)






def     __UpperCAmelCase					(			):







  """simple docstring"""
  _UpperCAmelCase						 =      encode(input("""-> """		).strip().lower()		)
  print("""Encoded: """   ,lowercase		)
  print("""Decoded:"""   ,decode(lowercase		)		)


if __name__ == "__main__":
    main()
