code: 
  from __future__ import annotations
  
  
  
  
  
  class      UpperCamelCase_			:
  
  
  
  
  
  
  
  						'''simple docstring'''
  
  
  
  						def __init__( self       :Dict		,						lowerCAmelCase__       :int    )     ->None:
  										lowercase						    =			vertices
  										lowercase						    =			[[0] * vertices for _ in range(lowerCAmelCase__    )]
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :Union[str, Any]		,						lowerCAmelCase__       :list[int]    )     ->None:
  										print("Vertex \t Distance from Source"    )
  										for vertex in range(self.vertices    ):
  														print(lowerCAmelCase__		,						"\t\t"		,						distances_from_source[vertex]    )
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :Any		,						lowerCAmelCase__       :list[int]		,						lowerCAmelCase__       :list[bool]    )     ->int:
  										lowercase						    =			1E7
  										lowercase						    =			0
  
  										# Search not nearest vertex not in the shortest path tree
  										for vertex in range(self.vertices    ):
  														if distances_from_source[vertex] < minimum and visited[vertex] is False:
  																		lowercase						    =			distances_from_source[vertex]
  																		lowercase						    =			vertex
  										return min_index
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :Any		,						lowerCAmelCase__       :int    )     ->None:
  										lowercase						    =			[int(1E7    )] * self.vertices  # distances from the source
  										lowercase						    =			0
  										lowercase						    =			[False] * self.vertices
  
  										for _ in range(self.vertices    ):
  														lowercase						    =			self.minimum_distance(lowerCAmelCase__		,						lowerCAmelCase__    )
  														lowercase						    =			True
  
  														# Update dist value of the adjacent vertices
  														# of the picked vertex only if the current
  														# distance is greater than new distance and
  														# the vertex in not in the shortest path tree
  														for v in range(self.vertices    ):
  																		if (
  																		    self.graph[u][v] > 0
  																		    and visited[v] is False
  																		    and distances[v] > distances[u] + self.graph[u][v]
  																		):
  																						lowercase						    =			distances[u] + self.graph[u][v]
  
  										self.print_solution(lowerCAmelCase__    )
  
  
  if __name__ == "__main__":
  						_snake_case			:       Union[str, Any]      =						Graph(9)
  						_snake_case			:       Any      =						[
  						    [0, 4, 0, 0, 0, 0, 0, 8, 0],
  						    [4, 0, 8, 0, 0, 0, 0, 11, 0],
  						    [0, 8, 0, 7, 0, 4, 0, 0, 2],
  						    [0, 0, 7, 0, 9, 14, 0, 0, 0],
  						    [0, 0, 0, 9, 0, 10, 0, 0, 0],
  						    [0, 0, 4, 14, 10, 0, 2, 0, 0],
  						    [0, 0, 0, 0, 0, 2, 0, 1, 6],
  						    [8, 11, 0, 0, 0, 0, 1, 0, 7],
  						    [0, 0, 2, 0, 0, 0, 6, 7, 0],
  						]
  						graph.dijkstra(0)
  
style_context: 
  from __future__ import annotations
  
  import random
  import string
  
  
  
  
  
  class      UpperCamelCase_			:
  
  
  
  
  
  
  
  						'''simple docstring'''
  
  
  
  						def __init__( self       :Dict		,						lowerCAmelCase__       :str | None = None    )     ->None:
  										lowercase						    =			passcode or self.__passcode_creator()
  										lowercase						    =			self.__make_key_list()
  										lowercase						    =			self.__make_shift_key()
  
  
  
  
  
  						def __str__( self       :Dict    )     ->str:
  										return "".join(self.__passcode    )
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :str		,						lowerCAmelCase__       :list[int]    )     ->list[int]:
  										for i in range(1		,						len(lowerCAmelCase__    )		,						2    ):
  														iterlist[i] *= -1
  										return iterlist
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :int    )     ->list[str]:
  										lowercase						    =			string.ascii_letters + string.digits
  										lowercase						    =			[random.choice(lowerCAmelCase__    ) for _ in range(random.randint(10		,						20    )    )]
  										return password
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :Union[str, Any]    )     ->list[str]:
  										lowercase						    =			(
  										    string.ascii_letters + string.digits + string.punctuation + " \t\n"
  										)
  
  										lowercase						    =			[]
  
  										# creates points known as breakpoints to break the key_list_options at those
  										# points and pivot each substring
  										lowercase						    =			sorted(set(self.__passcode    )    )
  										lowercase						    =			[]
  
  										# algorithm for creating a new shuffled list, keys_l, out of key_list_options
  										for i in key_list_options:
  														temp_list.extend(lowerCAmelCase__    )
  
  														# 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 					SCREAMING_SNAKE_CASE( self       :Optional[int]    )     ->int:
  										lowercase						    =			sum(self.__neg_pos([ord(lowerCAmelCase__    ) for x in self.__passcode]    )    )
  										return num if num > 0 else len(self.__passcode    )
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :str		,						lowerCAmelCase__       :str    )     ->str:
  										lowercase						    =			""
  
  										# decoding shift like Caesar cipher algorithm implementing negative shift or
  										# reverse shift or left shift
  										for i in encoded_message:
  														lowercase						    =			self.__key_list.index(lowerCAmelCase__    )
  														decoded_message += self.__key_list[
  														    (position - self.__shift_key) % -len(self.__key_list    )
  														]
  
  										return decoded_message
  
  
  
  
  
  						def 					SCREAMING_SNAKE_CASE( self       :Dict		,						lowerCAmelCase__       :str    )     ->str:
  										lowercase						    =			""
  
  										# encoding shift like Caesar cipher algorithm implementing positive shift or
  										# forward shift or right shift
  										for i in plaintext:
  														lowercase						    =			self.__key_list.index(lowerCAmelCase__    )
  														encoded_message += self.__key_list[
  														    (position + self.__shift_key) % len(self.__key_list    )
  														]
  
  										return encoded_message
  
  
  
  
  def    __snake_case       (  __magic_name__ = "Hello, this is a modified Caesar cipher"	):
  
  
  
  
  
  
  
  				'''simple docstring'''
  
  
  				lowercase						    =			ShuffledShiftCipher()
  				return cipa.decrypt(cipa.encrypt(__magic_name__	)	)
  
  
  if __name__ == "__main__":
  						import doctest
  
  						doctest.testmod()
  