adyxax/advent-of-code
1
0
Fork 0
Code Issues Pull requests Activity

2023-02 in haskell

Browse source
This commit is contained in:
Julien Dessaux 2023-12-02 16:04:44 +01:00
parent 72a1484250
commit 275a3ec5d3
Signed by: adyxax
GPG key ID: F92E51B86E07177E
4 changed files with 236 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
2023/02-Cube_Conundrum/example Normal file
View file

@ -0,0 +1,5 @@
Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green

65
2023/02-Cube_Conundrum/first.hs Normal file
View file

@ -0,0 +1,65 @@
-- requires cabal install --lib megaparsec parser-combinators
module Main (main) where
import Control.Applicative.Permutations
import Control.Monad (void, when)
import Data.Char qualified as C
import Data.List qualified as L
import Data.Map qualified as M
import Data.Maybe
import Data.Set qualified as S
import Data.Void (Void)
import Text.Megaparsec
import Text.Megaparsec.Char
exampleExpectedOutput = 8
data Draw = Draw Int Int Int deriving (Eq, Show)
data Game = Game Int [Draw] deriving Show
type Input = [Game]
type Parser = Parsec Void String
parseColor :: String -> Parser Int
parseColor color = read <$> try (some digitChar <* char ' ' <* string color <* optional (string ", "))
parseDraw :: Parser Draw
parseDraw = do
(blue, green, red) <- runPermutation $
(,,) <$> toPermutationWithDefault 0 (parseColor "blue")
<*> toPermutationWithDefault 0 (parseColor "green")
<*> toPermutationWithDefault 0 (parseColor "red")
void . optional $ string "; "
return $ Draw blue green red
parseGame :: Parser Game
parseGame = do
id <- read <$> (string "Game " *> some digitChar <* optional (string ": "))
Game id <$> someTill parseDraw eol
parseInput' :: Parser Input
parseInput' = some parseGame <* eof
parseInput :: String -> IO Input
parseInput filename = do
input <- readFile filename
case runParser parseInput' filename input of
Left bundle -> error $ errorBundlePretty bundle
Right input' -> return input'
process :: Int -> Game -> Int
process acc (Game id draws) | draws == draws' = acc + id
| otherwise = acc
where
draws' = L.filter (\(Draw blue green red) -> blue <= 14 && green <= 13 && red <= 12) draws
compute :: Input -> Int
compute = L.foldl' process 0
main :: IO ()
main = do
example <- parseInput "example"
let exampleOutput = compute example
when (exampleOutput /= exampleExpectedOutput) (error $ "example failed: got " ++ show exampleOutput ++ " instead of " ++ show exampleExpectedOutput)
input <- parseInput "input"
print $ compute input

100
2023/02-Cube_Conundrum/input Normal file
View file

@ -0,0 +1,100 @@
Game 1: 1 red, 5 blue, 10 green; 5 green, 6 blue, 12 red; 4 red, 10 blue, 4 green
Game 2: 2 green, 1 blue; 1 red, 2 green; 3 red, 1 blue; 2 blue, 1 green, 8 red; 1 green, 10 red; 10 red
Game 3: 14 red, 9 green, 5 blue; 2 green, 5 red, 7 blue; 1 blue, 14 green; 6 green, 2 red
Game 4: 2 green, 3 blue, 9 red; 1 red, 1 green; 4 red, 4 blue; 1 blue, 19 red; 7 red
Game 5: 1 green, 10 blue, 4 red; 15 green, 4 red, 5 blue; 14 blue, 14 green, 2 red; 15 green, 7 blue, 1 red; 2 red, 9 green, 17 blue
Game 6: 2 red, 2 blue, 4 green; 3 red, 13 blue, 9 green; 1 red, 14 blue, 3 green; 9 green, 11 blue, 3 red; 6 blue, 2 green
Game 7: 11 green, 6 blue, 6 red; 2 blue, 3 red, 9 green; 3 red, 5 blue, 5 green; 6 red, 5 green, 3 blue; 9 red, 6 blue
Game 8: 11 blue, 3 red; 3 blue, 2 green, 13 red; 11 red, 7 blue, 1 green
Game 9: 2 green, 1 blue, 3 red; 9 green, 4 red; 7 red, 5 green; 4 red, 1 blue; 11 green, 16 red; 2 red, 6 green
Game 10: 1 red, 4 blue, 1 green; 7 green, 3 red, 1 blue; 5 blue, 7 red
Game 11: 1 red, 11 blue, 7 green; 6 green, 2 blue, 12 red; 8 blue, 7 green, 5 red
Game 12: 11 red, 5 blue, 4 green; 8 blue, 15 red, 5 green; 9 blue, 11 green, 1 red; 6 blue, 3 red, 9 green; 5 red, 2 blue, 1 green
Game 13: 5 red, 2 blue, 7 green; 1 red, 8 green; 6 green, 4 red
Game 14: 1 green, 2 blue, 2 red; 5 red, 1 blue, 2 green; 4 red, 1 blue
Game 15: 6 green, 1 red; 4 red, 5 blue, 6 green; 1 green, 3 blue, 4 red; 5 green, 8 red
Game 16: 16 red, 10 blue, 3 green; 9 blue, 13 green, 5 red; 14 green, 2 blue, 2 red; 3 blue, 1 green, 1 red; 2 green, 4 blue, 8 red; 1 blue, 17 red, 9 green
Game 17: 6 red, 1 blue, 15 green; 5 red, 5 green; 16 green, 5 red, 4 blue; 5 red, 8 green, 2 blue; 12 blue, 13 green, 3 red
Game 18: 17 green, 5 blue; 2 green, 14 red; 10 green, 9 red, 10 blue; 6 red, 11 green, 6 blue
Game 19: 12 green, 2 blue, 4 red; 1 blue, 16 red; 8 green, 2 blue, 14 red
Game 20: 1 red, 4 green; 5 red, 4 green; 4 green, 1 red; 5 red, 1 blue, 3 green
Game 21: 15 red, 5 blue, 12 green; 10 green, 12 red, 1 blue; 9 red, 14 blue, 1 green; 2 green, 13 red, 7 blue; 12 blue, 11 red, 12 green
Game 22: 8 blue, 3 red; 2 green, 4 red, 3 blue; 1 blue, 2 red, 1 green; 13 blue, 4 red, 2 green
Game 23: 3 blue, 5 green, 3 red; 4 green, 9 red; 3 red, 2 green; 2 blue, 3 green, 2 red; 2 green, 3 blue, 5 red
Game 24: 15 red, 1 green; 1 blue, 14 red, 1 green; 5 green, 14 red; 4 blue, 1 red, 3 green; 1 blue, 4 green, 3 red
Game 25: 3 green, 3 red; 8 green, 1 red, 2 blue; 1 blue, 11 green
Game 26: 3 red, 12 green, 15 blue; 15 blue, 2 red, 2 green; 2 red, 18 blue; 3 red, 14 blue, 7 green
Game 27: 6 green, 15 red, 10 blue; 6 green, 7 red, 4 blue; 14 blue, 12 red, 7 green; 8 red, 14 blue, 17 green; 15 red, 14 blue, 4 green; 5 red, 1 blue, 5 green
Game 28: 5 blue, 3 green; 3 green, 2 blue, 4 red; 8 green, 6 red; 4 red, 2 green, 5 blue; 1 blue, 5 red, 5 green; 1 red, 4 blue, 9 green
Game 29: 4 blue, 9 red, 12 green; 2 red, 14 blue, 13 green; 2 red, 10 green; 5 green, 14 blue, 9 red
Game 30: 3 red, 3 blue, 13 green; 2 blue, 10 green, 4 red; 2 blue, 5 green, 4 red
Game 31: 13 green, 3 red, 8 blue; 15 green; 4 blue, 1 red; 8 red, 4 green, 2 blue; 18 blue, 4 red, 9 green
Game 32: 3 blue, 8 red, 16 green; 2 blue, 13 red, 18 green; 8 red, 9 green
Game 33: 1 red, 7 green, 3 blue; 10 green, 10 red, 10 blue; 5 blue, 8 red, 14 green; 10 blue, 5 green, 2 red; 10 green, 10 red, 16 blue
Game 34: 3 blue, 1 green, 6 red; 2 blue, 5 red; 3 blue, 2 red, 9 green
Game 35: 5 blue, 2 green, 1 red; 7 blue, 3 red, 7 green; 13 green, 4 blue, 3 red; 1 blue, 9 green; 1 red, 13 green, 3 blue
Game 36: 1 red, 1 blue, 13 green; 1 green; 2 blue, 16 green; 3 blue, 17 green, 1 red; 4 blue, 1 red; 5 blue, 1 red
Game 37: 5 red, 8 green, 1 blue; 16 blue, 2 red; 7 blue, 7 red, 6 green; 2 blue, 6 green, 4 red; 4 green, 3 red, 5 blue; 3 green, 9 blue, 3 red
Game 38: 7 green, 3 red, 2 blue; 1 blue, 1 green, 1 red; 15 blue; 4 red, 11 blue; 1 red, 1 green, 2 blue
Game 39: 20 red, 4 blue, 7 green; 11 red, 16 green, 7 blue; 7 red, 15 green, 11 blue; 10 red, 9 blue, 13 green; 12 red, 12 blue, 17 green
Game 40: 5 blue, 4 green; 1 red, 1 blue, 9 green; 9 green, 6 blue, 1 red; 6 blue, 4 green, 1 red
Game 41: 2 blue; 2 blue, 1 green; 4 green, 2 red, 1 blue
Game 42: 7 blue, 12 green, 1 red; 8 blue, 3 green, 1 red; 3 red, 1 blue, 10 green; 7 green, 15 blue
Game 43: 3 blue, 19 green, 7 red; 14 blue, 8 green, 8 red; 2 red, 1 green, 5 blue; 8 red, 8 blue, 17 green; 1 blue, 10 red, 18 green; 4 green, 11 red, 8 blue
Game 44: 12 blue, 4 green; 9 blue, 1 green, 2 red; 2 red, 3 blue, 3 green; 1 red, 4 green, 14 blue
Game 45: 2 red, 1 blue, 7 green; 5 red, 5 green, 1 blue; 2 blue, 6 red, 5 green; 3 green, 2 blue; 6 red, 1 blue; 5 green, 4 red, 1 blue
Game 46: 2 blue, 3 green, 2 red; 1 blue, 4 green, 5 red; 4 green, 3 blue, 6 red
Game 47: 10 green, 12 blue; 3 red, 8 blue, 8 green; 1 green, 10 blue, 2 red; 4 blue, 4 green
Game 48: 5 green, 11 blue, 4 red; 2 blue, 5 green, 7 red; 16 red, 2 green, 5 blue; 2 red, 1 green, 10 blue
Game 49: 11 blue, 5 red, 7 green; 15 green, 9 blue; 3 red, 4 green, 6 blue; 2 green, 14 blue, 6 red; 2 red, 11 green, 4 blue; 12 blue, 10 green
Game 50: 1 red, 13 blue, 4 green; 2 green, 1 red, 6 blue; 6 green, 14 blue
Game 51: 5 blue, 9 green, 1 red; 17 blue, 1 red; 11 green, 13 blue; 7 green, 13 blue; 2 blue, 4 green; 7 blue, 5 green
Game 52: 17 green, 3 blue; 15 green, 5 blue, 1 red; 12 green, 1 red, 4 blue; 1 red, 10 blue, 16 green; 12 green, 6 blue, 1 red
Game 53: 4 red; 2 green, 5 blue, 5 red; 3 red, 5 blue
Game 54: 5 red, 1 green; 16 green, 14 blue, 10 red; 1 red, 15 blue, 15 green
Game 55: 5 green, 14 red; 9 red, 6 green, 1 blue; 9 green, 4 red, 1 blue; 3 green, 1 blue, 7 red; 1 blue, 1 red, 2 green
Game 56: 2 red, 2 blue; 8 red, 5 blue; 6 blue, 1 green, 4 red
Game 57: 1 blue, 1 red; 2 green, 8 red; 7 red, 2 green; 2 blue, 5 green, 5 red
Game 58: 18 blue, 1 red, 6 green; 1 red, 8 green; 5 blue, 7 green; 4 blue, 2 green; 8 blue, 4 green
Game 59: 10 red, 3 blue; 10 red, 3 green, 4 blue; 3 blue, 1 green; 4 red, 3 green, 6 blue; 5 red, 3 green, 5 blue
Game 60: 8 red, 7 green; 11 green, 14 red; 11 red, 1 blue, 7 green; 1 blue, 18 red; 10 red, 12 green, 1 blue
Game 61: 11 blue, 6 green, 1 red; 6 red, 12 green, 6 blue; 14 blue, 6 red; 11 blue, 3 red, 6 green
Game 62: 7 blue, 4 green, 5 red; 2 green, 4 red, 7 blue; 4 red; 1 blue, 5 red
Game 63: 7 green, 10 blue, 11 red; 13 red, 19 blue; 11 green, 11 red; 8 green, 18 blue, 4 red; 5 green, 19 blue, 12 red; 10 green, 6 blue, 2 red
Game 64: 1 green, 5 red; 4 green, 13 blue, 6 red; 5 green, 2 red, 13 blue
Game 65: 1 blue, 2 green, 5 red; 13 red, 4 green, 3 blue; 8 red; 3 green, 1 red; 6 red, 4 green, 2 blue
Game 66: 2 green, 15 red; 3 green, 12 red; 2 blue, 2 green, 4 red; 4 blue, 8 red; 1 green, 4 blue, 14 red; 2 blue, 2 green, 6 red
Game 67: 3 green, 5 blue, 1 red; 5 green, 6 red, 3 blue; 13 red, 9 green, 8 blue; 11 green, 15 red, 3 blue; 16 red, 8 blue, 17 green; 8 green, 5 red
Game 68: 1 red, 3 green; 1 blue; 2 green; 3 red, 1 blue; 1 green, 3 red, 2 blue
Game 69: 2 red, 13 green, 3 blue; 3 red, 2 blue, 7 green; 2 blue, 3 red, 9 green; 7 blue, 1 red, 4 green; 6 red, 14 blue, 2 green; 1 green, 2 red, 14 blue
Game 70: 5 blue, 2 green, 1 red; 1 blue, 6 red, 4 green; 4 red, 2 blue, 6 green; 4 red, 2 blue, 8 green; 4 green, 1 blue
Game 71: 7 green, 3 blue; 2 red, 4 green, 6 blue; 2 red, 5 blue; 1 blue, 5 green
Game 72: 20 green, 4 red; 13 green, 12 blue, 7 red; 15 blue, 16 red, 7 green; 14 green, 13 red, 2 blue; 11 green, 6 red, 8 blue; 10 green, 13 red
Game 73: 10 blue, 13 green, 3 red; 3 red, 16 green, 7 blue; 5 blue, 6 green, 2 red; 4 green, 1 blue, 2 red
Game 74: 2 green, 7 red, 1 blue; 8 red, 10 green; 5 red, 5 blue
Game 75: 4 green, 13 blue, 5 red; 1 red, 2 green, 3 blue; 2 red, 7 green, 14 blue; 1 red, 2 green, 2 blue; 13 blue, 5 red
Game 76: 10 blue, 3 green, 6 red; 12 blue, 1 red, 3 green; 13 green, 16 blue, 4 red
Game 77: 7 green, 4 red, 4 blue; 6 red; 6 red, 4 green, 9 blue; 1 red, 2 blue
Game 78: 3 blue, 11 green; 12 green; 10 green, 4 red, 6 blue
Game 79: 8 green, 12 red, 9 blue; 4 green, 6 blue, 1 red; 9 blue, 4 green; 6 blue, 7 green, 11 red; 11 blue, 18 red, 7 green; 4 green, 11 red, 1 blue
Game 80: 9 green, 1 red, 7 blue; 3 red, 15 blue, 9 green; 3 blue, 1 red, 5 green; 10 red, 15 blue, 3 green
Game 81: 2 red, 3 blue, 2 green; 1 green, 4 blue, 5 red; 7 red, 8 blue; 2 green, 2 blue, 8 red
Game 82: 6 blue, 4 red, 1 green; 1 green, 4 red, 9 blue; 3 green, 8 blue; 3 red, 3 blue; 8 blue, 2 green
Game 83: 2 red, 1 green, 3 blue; 6 blue, 3 red; 2 red, 1 green, 4 blue
Game 84: 1 blue, 10 green; 13 red, 8 green, 4 blue; 7 red, 1 green, 4 blue
Game 85: 7 red, 7 green, 1 blue; 1 red, 5 green, 2 blue; 16 red, 10 green, 4 blue; 1 blue, 12 green, 3 red
Game 86: 15 red, 7 blue, 1 green; 19 blue, 3 red; 2 blue, 1 green, 4 red
Game 87: 9 green; 5 red, 8 green, 1 blue; 1 blue, 5 red, 7 green
Game 88: 16 red, 3 green, 2 blue; 1 blue, 6 green, 14 red; 12 blue, 17 red; 11 blue, 13 red, 5 green; 2 blue, 20 red, 3 green; 9 red, 8 blue, 2 green
Game 89: 7 green, 3 blue, 6 red; 4 green, 7 blue, 5 red; 6 green, 3 red, 7 blue; 5 green, 3 red, 8 blue; 6 red, 9 blue, 11 green
Game 90: 11 green, 4 red, 5 blue; 7 green, 2 red, 1 blue; 4 red, 1 green, 8 blue
Game 91: 2 green, 7 red, 5 blue; 18 red, 3 green, 3 blue; 6 red, 2 blue, 5 green; 6 red, 5 blue, 3 green; 7 green, 6 blue, 8 red
Game 92: 4 red; 3 red, 5 green, 1 blue; 3 red, 2 blue, 2 green
Game 93: 2 green, 15 red, 10 blue; 3 red, 8 blue; 20 red, 5 blue, 2 green; 11 blue, 2 green, 20 red; 7 blue, 18 red
Game 94: 1 red, 4 green, 2 blue; 7 green, 9 red, 2 blue; 3 red, 3 green, 1 blue; 8 red, 2 blue, 2 green; 2 red, 8 green, 2 blue; 5 green, 8 red
Game 95: 2 blue, 4 red; 1 blue, 3 green, 4 red; 5 green, 3 red, 4 blue; 1 green, 4 red, 6 blue
Game 96: 1 green, 1 blue, 2 red; 1 red, 13 blue, 4 green; 3 red, 14 blue, 15 green
Game 97: 3 green, 7 red; 2 red, 3 green, 1 blue; 4 green, 1 blue, 4 red; 1 red
Game 98: 9 blue, 8 red, 3 green; 10 blue, 3 red; 7 blue, 2 green, 7 red; 4 red, 11 blue, 3 green; 8 red, 9 blue, 2 green
Game 99: 5 green, 8 blue; 3 blue, 4 red, 16 green; 1 green, 5 red, 6 blue
Game 100: 6 blue, 9 green; 3 green, 6 blue; 5 blue, 1 red

66
2023/02-Cube_Conundrum/second.hs Normal file
View file

@ -0,0 +1,66 @@
-- requires cabal install --lib megaparsec parser-combinators
module Main (main) where
import Control.Applicative.Permutations
import Control.Monad (void, when)
import Data.Char qualified as C
import Data.List qualified as L
import Data.Map qualified as M
import Data.Maybe
import Data.Set qualified as S
import Data.Void (Void)
import Text.Megaparsec
import Text.Megaparsec.Char
exampleExpectedOutput = 2286
data Draw = Draw Int Int Int deriving (Eq, Show)
data Game = Game Int [Draw] deriving Show
type Input = [Game]
type Parser = Parsec Void String
parseColor :: String -> Parser Int
parseColor color = read <$> try (some digitChar <* char ' ' <* string color <* optional (string ", "))
parseDraw :: Parser Draw
parseDraw = do
(blue, green, red) <- runPermutation $
(,,) <$> toPermutationWithDefault 0 (parseColor "blue")
<*> toPermutationWithDefault 0 (parseColor "green")
<*> toPermutationWithDefault 0 (parseColor "red")
void . optional $ string "; "
return $ Draw blue green red
parseGame :: Parser Game
parseGame = do
id <- read <$> (string "Game " *> some digitChar <* optional (string ": "))
Game id <$> someTill parseDraw eol
parseInput' :: Parser Input
parseInput' = some parseGame <* eof
parseInput :: String -> IO Input
parseInput filename = do
input <- readFile filename
case runParser parseInput' filename input of
Left bundle -> error $ errorBundlePretty bundle
Right input' -> return input'
power :: [Int] -> Draw -> [Int]
power [b, g, r] (Draw b' g' r') = [max b b', max g g', max r r']
process :: Int -> Game -> Int
process acc (Game id draws) = acc + product (L.foldl' power [0, 0, 0] draws)
compute :: Input -> Int
compute = L.foldl' process 0
main :: IO ()
main = do
example <- parseInput "example"
let exampleOutput = compute example
when (exampleOutput /= exampleExpectedOutput) (error $ "example failed: got " ++ show exampleOutput ++ " instead of " ++ show exampleExpectedOutput)
input <- parseInput "input"
print $ compute input