





"""simple docstring"""





import random
import sys

lowerCAmelCase__        =      """ABCDEFGHIJKLMNOPQRSTUVWXYZ"""


def    a__       (       ):




		"""simple docstring"""


		UpperCamelCase =						input("Enter message: "     )
		UpperCamelCase =						'''LFWOAYUISVKMNXPBDCRJTQEGHZ'''
		UpperCamelCase =						input("Encrypt/Decrypt [e/d]: "     )

		check_valid_key(_SCREAMING_SNAKE_CASE     )

		if resp.lower().startswith("e"     ):
				UpperCamelCase =						'''encrypt'''
				UpperCamelCase =						encrypt_message(_SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE     )
		elif resp.lower().startswith("d"     ):
				UpperCamelCase =						'''decrypt'''
				UpperCamelCase =						decrypt_message(_SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE     )

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


def    a__       (       _SCREAMING_SNAKE_CASE     ):




		"""simple docstring"""


		UpperCamelCase =						list(_SCREAMING_SNAKE_CASE     )
		UpperCamelCase =						list(_SCREAMING_SNAKE_CASE     )
		key_list.sort()
		letters_list.sort()

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


def    a__       (       _SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE     ):




		"""simple docstring"""


		return translate_message(_SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE	,						"encrypt"     )


def    a__       (       _SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE     ):




		"""simple docstring"""


		return translate_message(_SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE	,						"decrypt"     )


def    a__       (       _SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE	,						_SCREAMING_SNAKE_CASE     ):




		"""simple docstring"""


		UpperCamelCase =						''''''
		UpperCamelCase =						LETTERS
		UpperCamelCase =						key

		if mode == "decrypt":
				UpperCamelCase =						chars_b, chars_a

		for symbol in message:
				if symbol.upper() in chars_a:
						UpperCamelCase =						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    a__       (       ):




		"""simple docstring"""


		UpperCamelCase =						list(_SCREAMING_SNAKE_CASE     )
		random.shuffle(_SCREAMING_SNAKE_CASE     )
		return "".join(_SCREAMING_SNAKE_CASE     )


if __name__ == "__main__":
						main()









"""simple docstring"""





from __future__ import annotations



def 							_lowerCAmelCase   (    UpperCAmelCase  :				list[int]   ,				UpperCAmelCase  :				int					):


					'''simple docstring'''






					UpperCamelCase__		:     dict[int, int]								={}
					for index, val in enumerate(UpperCAmelCase					):
										UpperCamelCase__		:     List[Any]								=target - val
										if compl in chk_map:
															return [chk_map[compl], index]
										UpperCamelCase__		:     Any								=index
					return []


if __name__ == "__main__":
				import doctest

				doctest.testmod()
				print(F'''{two_sum([2, 7, 1_1, 1_5], 9) = }''')


