ref: d370185fefb5bd0f338e7b9d65280a54929e40bf dir: /Example.hs/
module Example(fac, main) where fac :: Int -> Int fac 0 = 1 fac n = n * fac(n - 1) main :: IO () main = do let rs = map fac [1,2,3,10] putStrLn "Some factorials" print rs