


'''simple docstring'''







from __future__ import annotations

from collections import Counter
from random import random


class  lowerCAmelCase_						:





  """simple docstring"""



  def __init__(					self     :							str						):





       '''simple docstring'''

       __a       =   {}

  def __a						(					self     :							Optional[int]				,							SCREAMING_SNAKE_CASE__     :							str						):





       '''simple docstring'''

       __a       =   {}

  def __a						(					self     :							List[Any]				,							SCREAMING_SNAKE_CASE__     :							str				,							SCREAMING_SNAKE_CASE__     :							str				,							SCREAMING_SNAKE_CASE__     :							float						):





       '''simple docstring'''

       if nodea not in self.connections:
            self.add_node(SCREAMING_SNAKE_CASE__						)
       if nodea not in self.connections:
            self.add_node(SCREAMING_SNAKE_CASE__						)
       __a       =   probability

  def __a						(					self     :							List[str]						):





       '''simple docstring'''

       return list(self.connections						)


  def __a						(					self     :							str				,							SCREAMING_SNAKE_CASE__     :							str						):





       '''simple docstring'''

       __a       =   0
       __a       =   random()

       for dest in self.connections[node]:
            current_probability += self.connections[node][dest]
            if current_probability > random_value:
                 return dest
       return ""




def        __lowercase						(      __SCREAMING_SNAKE_CASE				,  __SCREAMING_SNAKE_CASE				,  __SCREAMING_SNAKE_CASE		)				->					dict[str, int]:
     """simple docstring"""




     __a       =   MarkovChainGraphUndirectedUnweighted()

     for nodea, nodea, probability in transitions:
          graph.add_transition_probability(__SCREAMING_SNAKE_CASE				,  __SCREAMING_SNAKE_CASE				,  __SCREAMING_SNAKE_CASE		)

     __a       =   Counter(graph.get_nodes()		)
     __a       =   start

     for _ in range(__SCREAMING_SNAKE_CASE		):
          __a       =   graph.transition(__SCREAMING_SNAKE_CASE		)
          visited[node] += 1

     return visited


if __name__ == "__main__":
 import doctest

 doctest.testmod()










'''simple docstring'''







def        __lowercase						(      __SCREAMING_SNAKE_CASE		)				->					Dict:
     """simple docstring"""




     __a       =   []
     __a       =   set({"""(""", """[""", """{"""}		)
     __a       =   set({""")""", """]""", """}"""}		)
     __a       =   {"""{""": """}""", """[""": """]""", """(""": """)"""}

     for i in range(len(__SCREAMING_SNAKE_CASE		)		):
          if s[i] in open_brackets:
               stack.append(s[i]		)

          elif s[i] in closed_brackets and (
              len(__SCREAMING_SNAKE_CASE		) == 0 or (len(__SCREAMING_SNAKE_CASE		) > 0 and open_to_closed[stack.pop()] != s[i])
          ):
               return False

     return len(__SCREAMING_SNAKE_CASE		) == 0




def        __lowercase						(      )				->					List[str]:
     """simple docstring"""




     __a       =   input("""Enter sequence of brackets: """		)
     if is_balanced(__SCREAMING_SNAKE_CASE		):
          print(__SCREAMING_SNAKE_CASE				,  """is balanced"""		)
     else:
          print(__SCREAMING_SNAKE_CASE				,  """is not balanced"""		)


if __name__ == "__main__":
 main()






