



"""simple docstring"""






import random
import sys

_lowercase					:					Union[str, Any] 		=		"ABCDEFGHIJKLMNOPQRSTUVWXYZ"






def 	snake_case__  (						):
			"""simple docstring"""
			lowerCamelCase__						:						Optional[int]						      =input('''Enter message: '''      )
			lowerCamelCase__						:						List[str]						      ='''LFWOAYUISVKMNXPBDCRJTQEGHZ'''
			lowerCamelCase__						:						Optional[Any]						      =input('''Encrypt/Decrypt [e/d]: '''      )

			check_valid_key(__lowerCamelCase      )

			if resp.lower().startswith('''e'''      ):
						lowerCamelCase__						:						Optional[int]						      ='''encrypt'''
						lowerCamelCase__						:						List[Any]						      =encrypt_message(__lowerCamelCase				,						__lowerCamelCase      )
			elif resp.lower().startswith('''d'''      ):
						lowerCamelCase__						:						Any						      ='''decrypt'''
						lowerCamelCase__						:						Tuple						      =decrypt_message(__lowerCamelCase				,						__lowerCamelCase      )

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






def 	snake_case__  (						__lowerCamelCase							:       str      ):
			"""simple docstring"""
			lowerCamelCase__						:						Optional[int]						      =list(__lowerCamelCase      )
			lowerCamelCase__						:						Union[str, Any]						      =list(__lowerCamelCase      )
			key_list.sort()
			letters_list.sort()

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






def 	snake_case__  (						__lowerCamelCase							:       str				,						__lowerCamelCase							:       str      ):
			"""simple docstring"""
			return translate_message(__lowerCamelCase				,						__lowerCamelCase				,						'''encrypt'''      )






def 	snake_case__  (						__lowerCamelCase							:       str				,						__lowerCamelCase							:       str      ):
			"""simple docstring"""
			return translate_message(__lowerCamelCase				,						__lowerCamelCase				,						'''decrypt'''      )






def 	snake_case__  (						__lowerCamelCase							:       str				,						__lowerCamelCase							:       str				,						__lowerCamelCase							:       str      ):
			"""simple docstring"""
			lowerCamelCase__						:						List[Any]						      =''''''
			lowerCamelCase__						:						Tuple						      =LETTERS
			lowerCamelCase__						:						Optional[Any]						      =key

			if mode == "decrypt":
						lowerCamelCase__      ,  lowerCamelCase__						:						Optional[Any]						      =chars_b, chars_a

			for symbol in message:
						if symbol.upper() in chars_a:
									lowerCamelCase__						:						Dict						      =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 	snake_case__  (						):
			"""simple docstring"""
			lowerCamelCase__						:						int						      =list(__lowerCamelCase      )
			random.shuffle(__lowerCamelCase      )
			return "".join(__lowerCamelCase      )


if __name__ == "__main__":
		main()












from typing import Literal

lowerCamelCase					    =	'''ABCDEFGHIJKLMNOPQRSTUVWXYZ'''
def 							UpperCAmelCase   ( _lowercase,   _lowercase,   _lowercase   ):


    '''simple docstring'''



    _lowercase     			=						LETTERS if mode == 'decrypt' else key
    _lowercase     			=						key if mode == 'decrypt' else LETTERS
    _lowercase     			=						''
    # loop through each symbol in the message
    for symbol in message:
        if symbol.upper() in chars_a:
            # encrypt/decrypt the symbol
            _lowercase     			=						chars_a.find(symbol.upper()   )
            if symbol.isupper():
                translated += chars_b[sym_index].upper()
            else:
                translated += chars_b[sym_index].lower()
        else:
            # symbol is not in LETTERS, just add it
            translated += symbol
    return translated
def 							UpperCAmelCase   ( _lowercase,   _lowercase   ):


    '''simple docstring'''



    return translate_message(_lowercase,   _lowercase,   'encrypt'   )
def 							UpperCAmelCase   ( _lowercase,   _lowercase   ):


    '''simple docstring'''



    return translate_message(_lowercase,   _lowercase,   'decrypt'   )
def 							UpperCAmelCase   ( ):


    '''simple docstring'''



    _lowercase     			=						'Hello World'
    _lowercase     			=						'QWERTYUIOPASDFGHJKLZXCVBNM'
    _lowercase     			=						'decrypt'  # set to 'encrypt' or 'decrypt'

    if mode == "encrypt":
        _lowercase     			=						encrypt_message(_lowercase,   _lowercase   )
    elif mode == "decrypt":
        _lowercase     			=						decrypt_message(_lowercase,   _lowercase   )
    print(f'''Using the key {key}, the {mode}ed message is: {translated}'''   )


if __name__ == "__main__":
   import doctest

   doctest.testmod()
   main()
