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| -rw-r--r-- | 2019/11.hs | 51 | ||||
| -rw-r--r-- | 2019/11.in | 1 |
2 files changed, 52 insertions, 0 deletions
diff --git a/2019/11.hs b/2019/11.hs new file mode 100644 index 0000000..9fd158c --- /dev/null +++ b/2019/11.hs @@ -0,0 +1,51 @@ +module Main where + +import Control.Monad +import qualified Data.Map.Strict as Map +import Data.Maybe + +import Input +import IntCode + + +type Pos = (Int, Int) +newtype Dir = Dir Pos deriving (Show) +data State = State Pos Dir deriving (Show) + +moveForward :: State -> State +moveForward (State (x, y) dir@(Dir (dx, dy))) = State (x + dx, y + dy) dir + +turn :: Integer -> State -> State +turn 0 (State pos (Dir (dx, dy))) = State pos (Dir (-dy, dx)) +turn 1 (State pos (Dir (dx, dy))) = State pos (Dir (dy, -dx)) +turn _ _ = undefined + +main :: IO () +main = do + prog <- parse . head <$> getInput 11 + + let looper mcont [clr, dir] bd state@(State pos _) = + let state'@(State pos' _) = moveForward (turn dir state) + bd' = Map.insert pos clr bd + inp = fromMaybe 0 (Map.lookup pos' bd) + in case mcont of + Just cont -> case runContinue cont [inp] of + Left (cont', out) -> looper (Just cont') out bd' state' + Right (_, out) -> looper Nothing out bd' state' + Nothing -> bd' + looper _ _ _ _ = undefined + + initState = (State (0, 0) (Dir (0, 1))) + paint start = case runInterruptible prog [start] of + Left (cont, out) -> looper (Just cont) out Map.empty initState + Right (_, out) -> looper Nothing out Map.empty initState + + let printBD bd = + let (minx, maxx) = let xvals = map fst (Map.keys bd) in (minimum (0:xvals), maximum (0:xvals)) + (miny, maxy) = let yvals = map snd (Map.keys bd) in (minimum (0:yvals), maximum (0:yvals)) + in forM_ [maxy,maxy-1..miny] $ \y -> + putStrLn [".#" !! fromIntegral (fromMaybe 0 (Map.lookup (x, y) bd)) + | x <- [minx..maxx]] + + print (Map.size (paint 0)) + printBD (paint 1) diff --git a/2019/11.in b/2019/11.in new file mode 100644 index 0000000..b1a2f81 --- /dev/null +++ b/2019/11.in @@ -0,0 +1 @@ +3,8,1005,8,332,1106,0,11,0,0,0,104,1,104,0,3,8,102,-1,8,10,101,1,10,10,4,10,108,1,8,10,4,10,101,0,8,28,3,8,102,-1,8,10,1001,10,1,10,4,10,1008,8,1,10,4,10,101,0,8,51,1,1103,5,10,1,1104,9,10,2,1003,0,10,1,5,16,10,3,8,102,-1,8,10,101,1,10,10,4,10,108,0,8,10,4,10,1001,8,0,88,1006,0,2,1006,0,62,2,8,2,10,3,8,1002,8,-1,10,101,1,10,10,4,10,1008,8,1,10,4,10,102,1,8,121,1006,0,91,1006,0,22,1006,0,23,1006,0,1,3,8,102,-1,8,10,1001,10,1,10,4,10,1008,8,1,10,4,10,101,0,8,155,1006,0,97,1,1004,2,10,2,1003,6,10,3,8,1002,8,-1,10,101,1,10,10,4,10,108,0,8,10,4,10,1002,8,1,187,1,104,15,10,2,107,9,10,1006,0,37,1006,0,39,3,8,1002,8,-1,10,1001,10,1,10,4,10,108,0,8,10,4,10,102,1,8,223,2,2,17,10,1,1102,5,10,3,8,1002,8,-1,10,101,1,10,10,4,10,108,0,8,10,4,10,1001,8,0,253,3,8,102,-1,8,10,1001,10,1,10,4,10,1008,8,1,10,4,10,1002,8,1,276,1006,0,84,3,8,102,-1,8,10,101,1,10,10,4,10,1008,8,0,10,4,10,1001,8,0,301,2,1009,9,10,1006,0,10,2,102,15,10,101,1,9,9,1007,9,997,10,1005,10,15,99,109,654,104,0,104,1,21102,1,936995738516,1,21101,0,349,0,1105,1,453,21102,1,825595015976,1,21102,1,360,0,1105,1,453,3,10,104,0,104,1,3,10,104,0,104,0,3,10,104,0,104,1,3,10,104,0,104,1,3,10,104,0,104,0,3,10,104,0,104,1,21102,46375541763,1,1,21101,0,407,0,1105,1,453,21102,1,179339005019,1,21101,0,418,0,1106,0,453,3,10,104,0,104,0,3,10,104,0,104,0,21102,825012036372,1,1,21102,441,1,0,1105,1,453,21101,988648461076,0,1,21101,452,0,0,1105,1,453,99,109,2,22102,1,-1,1,21102,40,1,2,21102,484,1,3,21101,0,474,0,1106,0,517,109,-2,2105,1,0,0,1,0,0,1,109,2,3,10,204,-1,1001,479,480,495,4,0,1001,479,1,479,108,4,479,10,1006,10,511,1102,1,0,479,109,-2,2105,1,0,0,109,4,2102,1,-1,516,1207,-3,0,10,1006,10,534,21101,0,0,-3,21202,-3,1,1,22101,0,-2,2,21102,1,1,3,21102,553,1,0,1106,0,558,109,-4,2106,0,0,109,5,1207,-3,1,10,1006,10,581,2207,-4,-2,10,1006,10,581,22102,1,-4,-4,1105,1,649,21202,-4,1,1,21201,-3,-1,2,21202,-2,2,3,21101,0,600,0,1105,1,558,21201,1,0,-4,21101,0,1,-1,2207,-4,-2,10,1006,10,619,21101,0,0,-1,22202,-2,-1,-2,2107,0,-3,10,1006,10,641,22102,1,-1,1,21102,1,641,0,106,0,516,21202,-2,-1,-2,22201,-4,-2,-4,109,-5,2105,1,0 |