



'''simple docstring'''





import random
import sys

lowerCAmelCase__	:  Union[str, Any] 		='''ABCDEFGHIJKLMNOPQRSTUVWXYZ'''






def 			__lowercase     (				)       ->				None:
							__SCREAMING_SNAKE_CASE								=      input('Enter message: '     )
							__SCREAMING_SNAKE_CASE								=      'LFWOAYUISVKMNXPBDCRJTQEGHZ'
							__SCREAMING_SNAKE_CASE								=      input('Encrypt/Decrypt [e/d]: '     )

							check_valid_key(a__     )

							if resp.lower().startswith('e'     ):
														__SCREAMING_SNAKE_CASE								=      'encrypt'
														__SCREAMING_SNAKE_CASE								=      encrypt_message(a__							,     a__     )
							elif resp.lower().startswith('d'     ):
														__SCREAMING_SNAKE_CASE								=      'decrypt'
														__SCREAMING_SNAKE_CASE								=      decrypt_message(a__							,     a__     )

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






def 			__lowercase     (				a__     )       ->				None:
							__SCREAMING_SNAKE_CASE								=      list(a__     )
							__SCREAMING_SNAKE_CASE								=      list(a__     )
							key_list.sort()
							letters_list.sort()

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






def 			__lowercase     (				a__							,     a__     )       ->				str:
							return translate_message(a__							,     a__							,     'encrypt'     )






def 			__lowercase     (				a__							,     a__     )       ->				str:
							return translate_message(a__							,     a__							,     'decrypt'     )






def 			__lowercase     (				a__							,     a__							,     a__     )       ->				str:
							__SCREAMING_SNAKE_CASE								=      ''
							__SCREAMING_SNAKE_CASE								=      LETTERS
							__SCREAMING_SNAKE_CASE								=      key

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

							for symbol in message:
														if symbol.upper() in chars_a:
																					__SCREAMING_SNAKE_CASE								=      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:
							__SCREAMING_SNAKE_CASE								=      list(a__     )
							random.shuffle(a__     )
							return "".join(a__     )


if __name__ == "__main__":
			main()











from __future__ import annotations

class      UpperCAmelCase_						:

						'''simple docstring'''




						def __init__(					self   ,							_A	):







													'''simple docstring'''

													__SCREAMING_SNAKE_CASE								=      value
													__SCREAMING_SNAKE_CASE								=      None
													__SCREAMING_SNAKE_CASE								=      None







class      UpperCAmelCase_						:

						'''simple docstring'''




						UpperCamelCase__    :				int






						def __init__(					self	):







													'''simple docstring'''

													__SCREAMING_SNAKE_CASE								=      0






						def  _A			(					self   ,							_A   ,							_A	):







													'''simple docstring'''

													if node is None:
																				return

													if path_sum == self.target:
																				self.paths += 1

													if node.left:
																				self.depth_first_search(node.left   ,							path_sum + node.left.value	)
													if node.right:
																				self.depth_first_search(node.right   ,							path_sum + node.right.value	)






						def  _A			(					self   ,							_A   ,							_A = None	):







													'''simple docstring'''

													if node is None:
																				return 0
													if target is not None:
																				__SCREAMING_SNAKE_CASE								=      target

													self.depth_first_search(_A   ,							node.value	)
													self.path_sum(node.left	)
													self.path_sum(node.right	)

													return self.paths


if __name__ == "__main__":
			import doctest

			doctest.testmod()






