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16 lines
328 B
Haskell
16 lines
328 B
Haskell
module Main (main) where
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import Test.Tasty.Bench
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fibo :: Int -> Integer
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fibo n = if n < 2 then toInteger n else fibo (n - 1) + fibo (n - 2)
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main :: IO ()
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main = defaultMain
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[ bgroup "Fibonacci numbers"
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[ bench "fifth" $ nf fibo 5
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, bench "tenth" $ nf fibo 10
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, bench "twentieth" $ nf fibo 20
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]
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]
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