


"""simple docstring"""





import random
import sys

__UpperCAmelCase    				=      "ABCDEFGHIJKLMNOPQRSTUVWXYZ"





def     lowercase__	(  )					->     None:
  lowerCAmelCase__    :    str								=					input("Enter message: "				)
  lowerCAmelCase__    :    str								=					"LFWOAYUISVKMNXPBDCRJTQEGHZ"
  lowerCAmelCase__    :    Dict								=					input("Encrypt/Decrypt [e/d]: "				)

  check_valid_key(lowerCamelCase				)

  if resp.lower().startswith("e"				):
    lowerCAmelCase__    :    List[str]								=					"encrypt"
    lowerCAmelCase__    :    str								=					encrypt_message(lowerCamelCase				,	lowerCamelCase				)
  elif resp.lower().startswith("d"				):
    lowerCAmelCase__    :    List[Any]								=					"decrypt"
    lowerCAmelCase__    :    Optional[int]								=					decrypt_message(lowerCamelCase				,	lowerCamelCase				)

  print(F"\n{mode.title()}ion: \n{translated}"				)





def     lowercase__	(  lowerCamelCase     :  str				)					->     None:
  lowerCAmelCase__    :    Tuple								=					list(lowerCamelCase				)
  lowerCAmelCase__    :    List[Any]								=					list(lowerCamelCase				)
  key_list.sort()
  letters_list.sort()

  if key_list != letters_list:
    sys.exit("Error in the key or symbol set."				)





def     lowercase__	(  lowerCamelCase     :  str				,	lowerCamelCase     :  str				)					->     str:
  return translate_message(lowerCamelCase				,	lowerCamelCase				,	"encrypt"				)





def     lowercase__	(  lowerCamelCase     :  str				,	lowerCamelCase     :  str				)					->     str:
  return translate_message(lowerCamelCase				,	lowerCamelCase				,	"decrypt"				)





def     lowercase__	(  lowerCamelCase     :  str				,	lowerCamelCase     :  str				,	lowerCamelCase     :  str				)					->     str:
  lowerCAmelCase__    :    int								=					""
  lowerCAmelCase__    :    Dict								=					LETTERS
  lowerCAmelCase__    :    List[Any]								=					key

  if mode == "decrypt":
    lowerCAmelCase__				,		lowerCAmelCase__    :    int								=					chars_b, chars_a

  for symbol in message:
    if symbol.upper() in chars_a:
      lowerCAmelCase__    :    Union[str, Any]								=					chars_a.find(symbol.upper()				)
      if symbol.isupper():
        translated += chars_b[sym_index].upper()
      else:
        translated += chars_b[sym_index].lower()
    else:
      translated += symbol

  return translated





def     lowercase__	(  )					->     str:
  lowerCAmelCase__    :    int								=					list(lowerCamelCase				)
  random.shuffle(lowerCamelCase				)
  return "".join(lowerCamelCase				)


if __name__ == "__main__":
   main()




"""simple docstring"""





def     lowercase__	(  lowerCamelCase     :  int				)					->     int:
  if not isinstance(lowerCamelCase				,	lowerCamelCase				):
    raise TypeError("recursive_lucas_number accepts only integer arguments."				)
  if n_th_number == 0:
    return 2
  if n_th_number == 1:
    return 1

  return recursive_lucas_number(n_th_number - 1				) + recursive_lucas_number(
      n_th_number - 2				)





def     lowercase__	(  lowerCamelCase     :  int				)					->     int:
  if not isinstance(lowerCamelCase				,	lowerCamelCase				):
    raise TypeError("dynamic_lucas_number accepts only integer arguments."				)
  lowerCAmelCase__				,		lowerCAmelCase__    :    str								=					2, 1
  for _ in range(lowerCamelCase				):
    lowerCAmelCase__				,		lowerCAmelCase__    :    str								=					b, a + b
  return a


if __name__ == "__main__":
   from doctest import testmod

   testmod()
   __UpperCAmelCase    				=      int(input("Enter the number of terms in lucas series:\n").strip())
   print("Using recursive function to calculate lucas series:")
   print(" ".join(str(recursive_lucas_number(i)) for i in range(n)))
   print("\nUsing dynamic function to calculate lucas series:")
   print(" ".join(str(dynamic_lucas_number(i)) for i in range(n)))
