import Control.Applicative
import Control.Monad
import Data.List

main :: IO ()
main = solve <$> readLn >>= prt

solve :: Int -> (Int, Int)
solve 0 = (1, 0)
solve k = head $ do
  (i, x) <- is
  (z, y) <- zs
  guard $ x * y == k
  guard $ i + z <= 30
  return (z, i)
  where
    is = map (\x -> (x, x * (x-1) `div` 2)) [2 .. 30]
    zs = map (\x -> (x, 2 ^ x)) [0 .. 28]

prt :: (Int, Int) -> IO ()
prt (z, i) = do
  print (i+z)
  putStrLn $ unwords $ replicate z "0" ++ replicate i "1"