




'''simple docstring'''






from __future__ import annotations

class   SCREAMING_SNAKE_CASE_		:



 def __init__(  self			,		A = 0 ):






        '''simple docstring'''




        lowercase  :		Union[str, Any]						=      value
        lowercase  :		Node | None						=      None
        lowercase  :		Node | None						=      None






def 		a_( lowerCamelCase   ,				lowerCamelCase      )				->Node | None:






       '''simple docstring'''




       if treea is None:
              return treea
       if treea is None:
              return treea

       lowercase  :		Optional[int]						=      treea.value + treea.value
       lowercase  :		Optional[Any]						=      merge_two_binary_trees(treea.left   ,				treea.left      )
       lowercase  :		str						=      merge_two_binary_trees(treea.right   ,				treea.right      )
       return treea




def 		a_( lowerCamelCase      )				->None:






       '''simple docstring'''




       if root:
              print(root.value      )
              print_preorder(root.left      )
              print_preorder(root.right      )


if __name__ == "__main__":
      lowercase	:      Optional[int]				=       Node(1)
      lowercase	:      Dict				=       Node(2)
      lowercase	:      Optional[int]				=       Node(3)
      lowercase	:      Optional[Any]				=       Node(4)

      lowercase	:      Optional[int]				=       Node(2)
      lowercase	:      Optional[int]				=       Node(4)
      lowercase	:      Optional[Any]				=       Node(6)
      lowercase	:      Union[str, Any]				=       Node(9)
      lowercase	:      Optional[int]				=       Node(5)

      print('''Tree1 is: ''')
      print_preorder(treea)
      print('''Tree2 is: ''')
      print_preorder(treea)
      lowercase	:      List[str]				=       merge_two_binary_trees(treea, treea)
      print('''Merged Tree is: ''')
      print_preorder(merged_tree)










'''simple docstring'''






class   SCREAMING_SNAKE_CASE_		:



 def __init__(  self ):






        '''simple docstring'''




        lowercase  :		List[str]						=      [0, 1]





 def    SCREAMING_SNAKE_CASE(  self   ,		A ):






        '''simple docstring'''




        if (difference := index - (len(self.sequence ) - 2)) >= 1:
               for _ in range(A ):
                      self.sequence.append(self.sequence[-1] + self.sequence[-2] )
        return self.sequence[:index]






def 		a_( )				->None:






       '''simple docstring'''




       print(
           '''Fibonacci Series Using Dynamic Programming\n'''   ,				'''Enter the index of the Fibonacci number you want to calculate '''   ,				'''in the prompt below. (To exit enter exit or Ctrl-C)\n'''   ,				sep=''''''   ,				)
       lowercase  :		Optional[int]						=      Fibonacci()

       while True:
              lowercase  :		str						=      input('''>> '''      )
              if prompt in {"exit", "quit"}:
                     break

              try:
                     lowercase  :		int						=      int(lowerCamelCase      )
              except ValueError:
                     print('''Enter a number or \'exit\''''      )
                     continue

              print(fibonacci.get(lowerCamelCase      )      )


if __name__ == "__main__":
      main()




