括弧ゴルフ
本当にLispはカッコが多い? - 八発白中
Haskellは基本的には常に括弧なしでいけそうだねぇ.
import System.Environment main = mapM_ putStrLn . map ppr . f . read . g =<< getArgs f n = take n $ s zip fs $ enumFrom 1 g args = if null args then "1" else head args s p q x = p x $ q x fs = scanl1 mul mul x y = x * y ppr p = show m ++ "! = " ++ show n where m = fst p n = snd p