'''simple docstring'''

def  _lowerCAmelCase				(				__a      )  ->      tuple[int, int]:
     '''simple docstring'''







     if len(__a      ) == 1:
          return a[0], a[0]
     else:
          # split A into half.
          _UpperCamelCase  :Tuple       =a[: len(__a      ) // 2]
          _UpperCamelCase  :List[Any]       =a[len(__a      ) // 2 :]

          # 2 sub problems, 1/2 of original size.
          _UpperCamelCase       ,      _UpperCamelCase  :Optional[int]       =max_difference(__a      )
          _UpperCamelCase       ,      _UpperCamelCase  :Dict       =max_difference(__a      )

          # get min of first and max of second
          # linear time
          _UpperCamelCase  :Any       =min(__a      )
          _UpperCamelCase  :List[Any]       =max(__a      )

          # 3 cases, either (small1, big1),
          # (min_first, max_second), (small2, big2)
          # constant comparisons
          if biga - smalla > max_second - min_first and biga - smalla > biga - smalla:
               return smalla, biga
          elif biga - smalla > max_second - min_first:
               return smalla, biga
          else:
               return min_first, max_second


if __name__ == "__main__":
      import doctest

      doctest.testmod()







from __future__ import annotations

from string import ascii_letters

def 			__lowerCamelCase     (						snake_case__			,snake_case__			,snake_case__ = None						)				->    str:






						"""simple docstring"""





						_SCREAMING_SNAKE_CASE       =    alphabet or ascii_letters

						# The final result string
						_SCREAMING_SNAKE_CASE       =    """"""

						for character in input_string:
												if character not in alpha:
																		# Append without encryption if character is not in the alphabet
																		result += character
												else:
																		# Get the index of the new key and make sure it isn't too large
																		_SCREAMING_SNAKE_CASE       =    (alpha.index(snake_case__						) + key) % len(snake_case__						)

																		# Append the encoded character to the alphabet
																		result += alpha[new_key]

						return result

def 			__lowerCamelCase     (						snake_case__			,snake_case__			,snake_case__ = None						)				->    str:






						"""simple docstring"""





						key *= -1

						return encrypt(snake_case__			,snake_case__			,snake_case__						)

def 			__lowerCamelCase     (						snake_case__			,snake_case__ = None						)				->    dict[int, str]:






						"""simple docstring"""





						_SCREAMING_SNAKE_CASE       =    alphabet or ascii_letters

						# To store data on all the combinations
						_SCREAMING_SNAKE_CASE       =    {}

						# Cycle through each combination
						for key in range(1			,len(snake_case__						) + 1						):
												# Decrypt the message and store the result in the data
												_SCREAMING_SNAKE_CASE       =    decrypt(snake_case__			,snake_case__			,snake_case__						)

						return brute_force_data


if __name__ == "__main__":
		while True:
				print(f"\n{'-' * 10}\n Menu\n{'-' * 10}")
				print(*['''1.Encrypt''', '''2.Decrypt''', '''3.BruteForce''', '''4.Quit'''], sep='''\n''')

				# get user input
				UpperCamelCase												=      input('''\nWhat would you like to do?: ''').strip() or '''4'''

				# run functions based on what the user chose
				if choice not in ("1", "2", "3", "4"):
						print('''Invalid choice, please enter a valid choice''')
				elif choice == "1":
						UpperCamelCase												=      input('''Please enter the string to be encrypted: ''')
						UpperCamelCase												=      int(input('''Please enter off-set: ''').strip())

						print(encrypt(input_string, key))
				elif choice == "2":
						UpperCamelCase												=      input('''Please enter the string to be decrypted: ''')
						UpperCamelCase												=      int(input('''Please enter off-set: ''').strip())

						print(decrypt(input_string, key))
				elif choice == "3":
						UpperCamelCase												=      input('''Please enter the string to be decrypted: ''')
						UpperCamelCase												=      brute_force(input_string)

						for key, value in brute_force_data.items():
								print(f"Key: {key} | Message: {value}")

				elif choice == "4":
						print('''Goodbye.''')
						break

