code: 
  
  from math import floor, sqrt
  
  def 			snake_case__    (					SCREAMING_SNAKE_CASE_	:					int    ):
  
  
  
       '''simple docstring'''
  
  
  
  
  
       lowercase__					:     Dict   = 0.0
       lowercase__					:     Tuple   = 1.0
       lowercase__					:     Tuple   = int(sqrt(SCREAMING_SNAKE_CASE_    )    )
       lowercase__					:     List[str]   = root
       lowercase__					:     str   = 0
       while integer_part != 2 * root:
            lowercase__					:     Tuple   = denominator * integer_part - numerator
            lowercase__					:     Optional[Any]   = (n - numerator**2) / denominator
            lowercase__					:     List[Any]   = int((root + numerator) / denominator    )
            period += 1
       return period
  
  def 			snake_case__    (					SCREAMING_SNAKE_CASE_	:					int = 10_000    ):
  
  
  
       '''simple docstring'''
  
  
  
  
  
       lowercase__					:     str   = 0
       for i in range(2			,  n + 1    ):
            lowercase__					:     Optional[int]   = sqrt(SCREAMING_SNAKE_CASE_    )
            if sr - floor(SCREAMING_SNAKE_CASE_    ) != 0 and continuous_fraction_period(SCREAMING_SNAKE_CASE_    ) % 2 == 1:
                 count_odd_periods += 1
       return count_odd_periods
  
  
  if __name__ == "__main__":
         print(F'''{solution(int(input().strip()))}''')
  
  
style_context: 
  
  from __future__ import annotations
  
  
  class    SCREAMING_SNAKE_CASE__      :
  
  
  
  
  
      def __init__(   self		,     a = 0):
           lowercase__					:     int   = value
           lowercase__					:     Node | None   = None
           lowercase__					:     Node | None   = None
  
  
  
  def 			snake_case__    (					SCREAMING_SNAKE_CASE_	:					Node | None			,  SCREAMING_SNAKE_CASE_	:					Node | None    ):
  
  
  
       '''simple docstring'''
  
  
  
  
  
       if treea is None:
            return treea
       if treea is None:
            return treea
  
       lowercase__					:     Optional[Any]   = treea.value + treea.value
       lowercase__					:     Union[str, Any]   = merge_two_binary_trees(treea.left			,  treea.left    )
       lowercase__					:     Optional[Any]   = merge_two_binary_trees(treea.right			,  treea.right    )
       return treea
  
  def 			snake_case__    (					SCREAMING_SNAKE_CASE_	:					Node | None    ):
  
  
  
       '''simple docstring'''
  
  
  
  
  
       if root:
            print(root.value    )
            print_preorder(root.left    )
            print_preorder(root.right    )
  
  
  if __name__ == "__main__":
         snake_case_    						=				Node(1)
         snake_case_    						=				Node(2)
         snake_case_    						=				Node(3)
         snake_case_    						=				Node(4)
  
         snake_case_    						=				Node(2)
         snake_case_    						=				Node(4)
         snake_case_    						=				Node(6)
         snake_case_    						=				Node(9)
         snake_case_    						=				Node(5)
  
         print('''Tree1 is: ''')
         print_preorder(treea)
         print('''Tree2 is: ''')
         print_preorder(treea)
         snake_case_    						=				merge_two_binary_trees(treea, treea)
         print('''Merged Tree is: ''')
         print_preorder(merged_tree)
  
  