import qualified Data.ByteString.Char8 as B

main = do
    t1 <- B.getLine
    t2 <- B.getLine
    let eye = [(B.unpack t1) !! 0]
    let mug = [(B.unpack t2) !! 0]
    putStr "("
    putStr eye
    putStr mug
    putStr eye
    putStrLn ")/"