






from string import ascii_lowercase, ascii_uppercase


def   lowerCamelCase__			(     lowercase				):

  """simple docstring"""






  if not sentence:
    return ""
  SCREAMING_SNAKE_CASE       :      Union[str, Any]							=    dict(zip(lowercase						,     lowercase				)				)
  return lower_to_upper.get(sentence[0]						,     sentence[0]				) + sentence[1:]


if __name__ == "__main__":
   from doctest import testmod

   testmod()









from __future__ import annotations


def   lowerCamelCase__			(     lowercase				):

  """simple docstring"""






  SCREAMING_SNAKE_CASE       :      Optional[Any]							=    str(lowercase				)
  return n == n[::-1]


def   lowerCamelCase__			(     lowercase = 1000000				):

  """simple docstring"""






  SCREAMING_SNAKE_CASE       :      int							=    0

  for i in range(1						,     lowercase				):
    if is_palindrome(lowercase				) and is_palindrome(bin(lowercase				).split("b"				)[1]				):
      total += i
  return total


if __name__ == "__main__":
   print(solution(int(str(input().strip()))))






