{-# LANGUAGE BangPatterns #-}

module Main where

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


readInt :: IO Int
readInt = read <$> (input `seq` input)
    where input = do
            !c <- getChar
            if isDigit c || c == '-'
                then (c :) <$> input
                else return []

main = putStrLn . concat . intersperse " " . f =<< replicateM 3 readInt
  where f ns = show <$> sort ns
