ref: b36e72a80a8d1a90f84da10a09055d9a450d3410
dir: /tests/Nfib.hs/
module Nfib(main) where
import Prelude
nfib :: Int -> Int
nfib n =
case n < 2 of
False -> nfib (n - 1) + nfib (n - 2) + 1
True -> 1
main :: IO ()
main = print (nfib 38)
-- Typical nfib/s is 10M