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pocketberserker/gist:3330153

Created August 12, 2012 06:30
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素数のときにJOJO
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gistfile1.fs
let isPrime = function
| n when n < 2 -> false
| n -> [2 .. n-1] |> List.forall ((%) n >> (<>) 0)
[0..100]
|> List.map (fun x -> if isPrime x then "JOJO!" else string x)
|> List.iter (printfn "%s")
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