






import random
import sys

SCREAMING_SNAKE_CASE__		:       int												=							"""ABCDEFGHIJKLMNOPQRSTUVWXYZ"""





def    _lowerCamelCase	(	)   -> None:

     '''simple docstring'''
     UpperCAmelCase__			:     Optional[Any]										= input("""Enter message: """					)
     UpperCAmelCase__			:     Union[str, Any]										= """LFWOAYUISVKMNXPBDCRJTQEGHZ"""
     UpperCAmelCase__			:     Any										= input("""Encrypt/Decrypt [e/d]: """					)

     check_valid_key(__lowerCamelCase					)

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

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





def    _lowerCamelCase	(	__lowerCamelCase					)   -> None:

     '''simple docstring'''
     UpperCAmelCase__			:     List[str]										= list(__lowerCamelCase					)
     UpperCAmelCase__			:     Optional[Any]										= list(__lowerCamelCase					)
     key_list.sort()
     letters_list.sort()

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





def    _lowerCamelCase	(	__lowerCamelCase   ,       __lowerCamelCase					)   -> str:

     '''simple docstring'''
     return translate_message(__lowerCamelCase   ,       __lowerCamelCase   ,       """encrypt"""					)





def    _lowerCamelCase	(	__lowerCamelCase   ,       __lowerCamelCase					)   -> str:

     '''simple docstring'''
     return translate_message(__lowerCamelCase   ,       __lowerCamelCase   ,       """decrypt"""					)





def    _lowerCamelCase	(	__lowerCamelCase   ,       __lowerCamelCase   ,       __lowerCamelCase					)   -> str:

     '''simple docstring'''
     UpperCAmelCase__			:     Optional[int]										= """"""
     UpperCAmelCase__			:     str										= LETTERS
     UpperCAmelCase__			:     List[str]										= key

     if mode == "decrypt":
          UpperCAmelCase__			:     Any										= chars_b, chars_a

     for symbol in message:
          if symbol.upper() in chars_a:
               UpperCAmelCase__			:     List[str]										= 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    _lowerCamelCase	(	)   -> str:

     '''simple docstring'''
     UpperCAmelCase__			:     Optional[int]										= list(__lowerCamelCase					)
     random.shuffle(__lowerCamelCase					)
     return "".join(__lowerCamelCase					)


if __name__ == "__main__":
      main()














from __future__ import annotations







class 							UpperCAmelCase_     :




     def __init__(							self  ,	_lowerCAmelCase		):
          UpperCAmelCase__			:     List[Any]										= value
          UpperCAmelCase__			:     Node | None										= None
          UpperCAmelCase__			:     Node | None										= None







class 							UpperCAmelCase_     :
     __lowerCamelCase										=     42




     def __init__(							self		):
          UpperCAmelCase__			:     Any										= 0




     def      __UpperCAmelCase     (							self  ,	_lowerCAmelCase  ,	_lowerCAmelCase		):
          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      __UpperCAmelCase     (							self  ,	_lowerCAmelCase  ,	_lowerCAmelCase = None		):
          if node is None:
               return 0
          if target is not None:
               UpperCAmelCase__			:     List[Any]										= target

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

          return self.paths


if __name__ == "__main__":
      import doctest

      doctest.testmod()






