





"""simple docstring"""
from __future__ import annotations

import random
import string






class  _UpperCAmelCase       :


					def __init__( self      :Union[str, Any]					,	__UpperCamelCase      :str | None = None		):
												A		=  passcode or self.__passcode_creator()
												A		=  self.__make_key_list()
												A		=  self.__make_shift_key()


					def __str__( self      :str		):
												return "".join(self.__passcode		)


					def      lowerCamelCase	( self      :int					,	__UpperCamelCase      :list[int]		):
												for i in range(1					,	len(__UpperCamelCase		)					,	2		):
																			iterlist[i] *= -1
												return iterlist


					def      lowerCamelCase	( self      :List[Any]		):
												A		=  string.ascii_letters + string.digits
												A		=  [random.choice(__UpperCamelCase		) for _ in range(random.randint(10					,	20		)		)]
												return password


					def      lowerCamelCase	( self      :Dict		):
												A		=  (
												    string.ascii_letters + string.digits + string.punctuation + " \t\n"
												)

												A		=  []

												# creates points known as breakpoints to break the key_list_options at those
												# points and pivot each substring
												A		=  sorted(set(self.__passcode		)		)
												A		=  []

												# algorithm for creating a new shuffled list, keys_l, out of key_list_options
												for i in key_list_options:
																			temp_list.extend(__UpperCamelCase		)

																			# checking breakpoints at which to pivot temporary sublist and add it into
																			# keys_l
																			if i in breakpoints or i == key_list_options[-1]:
																										keys_l.extend(temp_list[::-1]		)
																										temp_list.clear()

        # returning a shuffled keys_l to prevent brute force guessing of shift key
												return keys_l


					def      lowerCamelCase	( self      :Optional[Any]		):
												A		=  sum(self.__neg_pos([ord(__UpperCamelCase		) for x in self.__passcode]		)		)
												return num if num > 0 else len(self.__passcode		)


					def      lowerCamelCase	( self      :Optional[Any]					,	__UpperCamelCase      :str		):
												A		=  ""

												# decoding shift like Caesar cipher algorithm implementing negative shift or
												# reverse shift or left shift
												for i in encoded_message:
																			A		=  self.__key_list.index(__UpperCamelCase		)
																			decoded_message += self.__key_list[
																			    (position - self.__shift_key) % -len(self.__key_list		)
																			]

												return decoded_message


					def      lowerCamelCase	( self      :Optional[Any]					,	__UpperCamelCase      :str		):
												A		=  ""

												# encoding shift like Caesar cipher algorithm implementing positive shift or
												# forward shift or right shift
												for i in plaintext:
																			A		=  self.__key_list.index(__UpperCamelCase		)
																			encoded_message += self.__key_list[
																			    (position + self.__shift_key) % len(self.__key_list		)
																			]

												return encoded_message







def  A__    (      UpperCamelCase = "Hello, this is a modified Caesar cipher"	):
							A		=  ShuffledShiftCipher()
							return cipa.decrypt(cipa.encrypt(UpperCamelCase	)	)


if __name__ == "__main__":
		import doctest

		doctest.testmod()









"""simple docstring"""
def  A__    (      UpperCamelCase ,  UpperCamelCase	):
							for index, item in enumerate(UpperCamelCase	):
														if item == target:
																					return index
							return -1






def  A__    (      UpperCamelCase ,  UpperCamelCase ,  UpperCamelCase ,  UpperCamelCase	):
							if not (0 <= high < len(UpperCamelCase	) and 0 <= low < len(UpperCamelCase	)):
														raise Exception("Invalid upper or lower bound!"	)
							if high < low:
														return -1
							if sequence[low] == target:
														return low
							if sequence[high] == target:
														return high
							return rec_linear_search(UpperCamelCase ,  low + 1 ,  high - 1 ,  UpperCamelCase	)


if __name__ == "__main__":
		_snake_case					:		int							=			input('Enter numbers separated by comma:\n').strip()
		_snake_case					:		int							=			[int(item.strip()) for item in user_input.split(',')]

		_snake_case					:		Union[str, Any]							=			int(input('Enter a single number to be found in the list:\n').strip())
		_snake_case					:		List[Any]							=			linear_search(sequence, target)
		if result != -1:
				print(F"""linear_search({sequence}, {target}) = {result}""")
		else:
				print(F"""{target} was not found in {sequence}""")


