day7: it fucking works
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day7.hs
83
day7.hs
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@ -2,20 +2,19 @@ import Data.List.Split
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import Data.Char as Char
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import Data.List as List
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import Data.Either as Either
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import Debug.Trace as Debug
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main = do
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software <- getList <$> getContents
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--let output = operation state state 0 input []
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let combs = [[9,8,7,6,5]]
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--mapM putStrLn(map show combs)
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mapM putStrLn(map show ( map (\x-> part2 $ prepareAmps x software ) combs ))
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mapM putStrLn(map show ( map (\x-> part2 ( prepareAmps x software) 0 ) combs ))
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-- let output = calcthruster software [4,3,2,1,0]
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data Amplifier = Amplifier{ state :: [Int]
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,index :: Int
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,input :: [Int]
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,output :: [Int] } deriving Show
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,input :: [Int]
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,output :: [Int] } deriving Show
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getList :: String -> [Int]
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getList = map read . splitOn ","
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@ -28,25 +27,25 @@ prepareAmps (p1:p2:p3:p4:p5:_) software = do
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let b = step (Amplifier software 0 [] []) [p2]
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let c = step (Amplifier software 0 [] []) [p3]
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let d = step (Amplifier software 0 [] []) [p4]
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let e = step (Amplifier software 0 [] []) [p5]
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let e = Amplifier (state e) (index e) (input e) [0]
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[a,b,c,d,e]
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let e = step (Amplifier software 0 [] [0]) [p5]
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let e2 = Amplifier (state e) (index e) (input e) [0]
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[a,b,c,d,e2]
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part2 :: [Amplifier] -> Int
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part2 amps = do
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part2 :: [Amplifier] -> Int -> Int
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part2 amps lastOuput = do
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let ampA = link (amps!!4) (amps!!0)
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let ampB = link (ampA) (amps!!1)
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let ampC = link (ampB) (amps!!2)
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let ampD = link (ampC) (amps!!3)
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let ampE = link (ampD) (amps!!4)
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if state ampE == [88]
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then head (output (amps!!4))
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else part2 (Debug.traceShowId([ampA,ampB,ampC,ampD,ampE]))
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if index ampE == -1
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then lastOuput
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else part2 ([ampA,ampB,ampC,ampD,ampE]) (head(output ampE))
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link :: Amplifier -> Amplifier -> Amplifier
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link left calc
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| null (output left) = Amplifier ([88]) (index calc) (input calc) (output calc)
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| otherwise = step calc (Debug.traceShowId([last $ output left]))
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| null (output left) = Amplifier (state calc) (-1) (input calc) (output calc)
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| index left == -1 = Amplifier (state calc) (-1) (input calc) (output calc)
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| otherwise = step calc ([last $ output left])
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step :: Amplifier -> [Int] -> Amplifier
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step amp input = operation (drop (index amp) (state amp)) (state amp) (index amp) input []
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@ -54,7 +53,7 @@ step amp input = operation (drop (index amp) (state amp)) (state amp) (index amp
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calcthrusters :: [Int] -> [Int] -> Int -> Int
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calcthrusters software (p1:p2:p3:p4:p5:_) start = do
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let outputA = operation software software 0 [p1, start] []
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let outputA = operation software software 0 [p1, start] []
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let outputB = operation software software 0 [p2, last $ output outputA] []
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let outputC = operation software software 0 [p3, last $ output outputB] []
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let outputD = operation software software 0 [p4, last $ output outputC] []
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@ -67,51 +66,51 @@ operation (99:_) state i input output =
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Amplifier state i input output
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operation (op:x:y:z:_) state i input output
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| last (digits op) == 1 = do
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let newindex = i + 4
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let newindex = i + 4
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let newstate = add (fillup (revertdigs op) 5) x y z state
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operation (Debug.traceShowId(drop newindex newstate)) (Debug.traceShowId(newstate)) newindex input output
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operation (drop newindex newstate) (newstate) newindex input output
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| last (digits op) == 2 = do
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let newindex = i + 4
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let newstate = mult (fillup (revertdigs op) 5) x y z state
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operation (Debug.traceShowId((drop newindex newstate))) (Debug.traceShowId(newstate)) newindex input output
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operation ((drop newindex newstate)) (newstate) newindex input output
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| last (digits op) == 3 = do
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if (Debug.traceShowId(length input)) == 0
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then (Debug.traceShowId(Amplifier state i input output))
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if (length input) == 0
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then (Amplifier state i input output)
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else do
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let newindex = i + 2
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let newindex = i + 2
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let newstate = put (fillup (revertdigs op) 3) x (head input) state
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let newinput = drop 1 input
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operation (Debug.traceShowId((drop newindex newstate))) (Debug.traceShowId(newstate)) newindex newinput output
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operation (drop newindex newstate) (newstate) newindex newinput output
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| last (digits op) == 4 = do
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let newindex = i + 2
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let newoutput = out (fillup (revertdigs op) 3) output x state
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let newinput = drop 1 input
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operation (Debug.traceShowId((drop newindex state))) (Debug.traceShowId(state)) newindex input (newoutput)
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let newindex = i + 2
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let newoutput = out (fillup (revertdigs op) 3) output x state
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let newinput = drop 1 input
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operation (drop newindex state) (state) newindex input (newoutput)
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| (last (digits op) == 5 ) = do
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let newindex = jumpif (fillup (revertdigs op) 4) x y i state
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operation (Debug.traceShowId((drop newindex state))) (Debug.traceShowId(state)) newindex input output
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let newindex = jumpif (fillup (revertdigs op) 4) x y i state
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operation ((drop newindex state)) (state) newindex input output
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| (last (digits op) == 6 ) = do
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let newindex = jumpifnot (fillup (revertdigs op) 4) x y i state
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operation (Debug.traceShowId((drop newindex state))) (Debug.traceShowId(state)) newindex input output
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let newindex = jumpifnot (fillup (revertdigs op) 4) x y i state
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operation (drop newindex state) (state) newindex input output
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| (last (digits op) == 7 ) = do
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let newindex = i + 4
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let newstate = lessthan (fillup (revertdigs op) 5) x y z state
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operation (Debug.traceShowId((drop newindex newstate))) (Debug.traceShowId(newstate)) newindex input output
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let newindex = i + 4
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let newstate = lessthan (fillup (revertdigs op) 5) x y z state
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operation (drop newindex newstate) (newstate) newindex input output
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| (last (digits op) == 8 ) = do
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let newindex = i + 4
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let newstate = equal (fillup (revertdigs op) 5) x y z state
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operation (Debug.traceShowId((drop newindex newstate))) (Debug.traceShowId(newstate)) newindex input output
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let newindex = i + 4
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let newstate = equal (fillup (revertdigs op) 5) x y z state
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operation (drop newindex newstate) (newstate) newindex input output
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add :: [Int] -> Int -> Int -> Int -> [Int] -> [Int]
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add (op1:op2:m1:m2:m3:_) p1 p2 p3 state =
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Main.insert state sum p3
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where
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sum = (getValue m1 p1 state) + (getValue m2 p2 state)
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Main.insert state sum p3
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where
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sum = (getValue m1 p1 state) + (getValue m2 p2 state)
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mult :: [Int] -> Int -> Int -> Int -> [Int] -> [Int]
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mult (op1:op2:m1:m2:m3:_) p1 p2 p3 state =
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Main.insert state sum p3
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where
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Main.insert state sum p3
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where
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sum = (getValue m1 p1 state) * (getValue m2 p2 state)
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put :: [Int] -> Int -> Int -> [Int] -> [Int]
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