2018-01-30 17:34:28 +01:00
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module CCard where
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import Data.Word (Word64)
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2018-02-01 12:23:44 +01:00
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import Data.Bits (setBit, (.|.), (.&.), shift, xor, testBit)
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data Flower =
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Pine
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| Plum
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| Cherry
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| Wisteria
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| Iris
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| Peony
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| BushClover
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| SusukiGrass
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| Chrysanthemum
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| Maple
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| Willow
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| Paulownia
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deriving (Eq, Ord, Enum, Show)
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2018-02-01 12:23:44 +01:00
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data Card =
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Pine0 | Pine1 | PinePoetry | Crane
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| Plum0 | Plum1 | PlumPoetry | BushWarbler
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| Cherry0 | Cherry1 | CherryPoetry | CampCurtain
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| Wisteria0 | Wisteria1 | WisteriaRed | Cuckoo
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| Iris0 | Iris1 | IrisRed | EightPlankBridge
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| Peony0 | Peony1 | PeonyBlue | Butterflies
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| BushClover0 | BushClover1 | BushCloverRed | Boar
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| SusukiGrass0 | SusukiGrass1 | Geese | FullMoon
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| Chrysanthemum0 | Chrysanthemum1 | ChrysanthemumBlue | SakeCup
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| Maple0 | Maple1 | MapleBlue | Deer
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| Lightning | WillowRed | Swallow | RainMan
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| Paulownia0 | Paulownia1 | Sand | Phoenix
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deriving (Eq, Ord, Enum)
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type Pack = Word64
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flower :: Card -> Flower
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flower = toEnum . (`div` 4) . fromEnum
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set :: [Card] -> Pack
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set = foldl setBit 0 . map fromEnum
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contains :: Pack -> Card -> Bool
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contains pack = testBit pack . fromEnum
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inoshikacho :: Pack
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inoshikacho = set [Butterflies, Boar, Deer]
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animals :: Pack
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animals = set [BushWarbler, Cuckoo, EightPlankBridge, Geese, SakeCup, Swallow] .|. inoshikacho
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blue :: Pack
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blue = set [PeonyBlue, ChrysanthemumBlue, MapleBlue]
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poetry :: Pack
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poetry = set [PinePoetry, PlumPoetry, CherryPoetry]
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ribbons = set [WisteriaRed, IrisRed, BushCloverRed, WillowRed] .|. blue .|. poetry
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lights :: Pack
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lights = set [Crane, CampCurtain, FullMoon, RainMan, Phoenix]
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plain :: Pack
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plain = pack `xor` (lights .|. ribbons .|. animals) .&. pack
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pack :: Pack
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pack = 1 `shift` (fromEnum Phoenix + 1) - 1
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pair :: Card -> Card -> Bool
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pair card1 card2 = flower card1 == flower card2
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cards :: [Card]
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cards = [Pine0 .. Phoenix]
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