let ``No.227 簡単ポーカー``() =

  let (|FULLHOUSE|THREECARD|TWOPAIR|ONEPAIR|NOHAND|) (arg1 , arg2) =
    let n1 = int <| if arg1 > arg2 then arg1 else arg2
    let n2 = int <| if arg1 > arg2 then arg2 else arg1
    match n1 , n2 with
    | 3, 2 -> FULLHOUSE
    | 3, _ -> THREECARD
    | 2, 2 -> TWOPAIR
    | 2, _ -> ONEPAIR
    | _, _ -> NOHAND

  stdin.ReadLine().Split(' ')
  |> Array.map (int)
  |> Array.countBy (fun arg -> arg )
  |> fun args ->
    if args.Length > 1 then
      match snd( args.[0] ) , snd(args.[1]) with
      | FULLHOUSE -> "FULL HOUSE"
      | THREECARD -> "THREE CARD"
      | TWOPAIR   -> "TWO PAIR"
      | ONEPAIR   -> "ONE PAIR"
      | NOHAND    -> "NO HAND"
    else
        "NO HAND"
  |> stdout.WriteLine

``No.227 簡単ポーカー``()