ref: 18820d704a3ca7b7ecdac94cbf067e5b2a60ad4f 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