rearrange

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>
This commit is contained in:
2022-12-02 14:27:47 +05:30
parent 5fe3ea5567
commit 75ab2f6cf6
5 changed files with 25 additions and 16 deletions

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@@ -1,4 +0,0 @@
import Lib (calories)
main :: IO ()
main = print . maximum . calories =<< readFile "input"

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@@ -1,6 +0,0 @@
import Data.List (sortOn)
import Data.Ord (Down (Down))
import Lib (calories)
main :: IO ()
main = print . sum . take 3 . sortOn Down . calories =<< readFile "input"

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@@ -1,9 +1,4 @@
module Lib (calories) where
calories :: String -> [Integer]
calories input =
map (sum . map read) $
filter (not . null) $ split "" $ split '\n' input
module Lib (split) where
split :: Eq a => a -> [a] -> [[a]]
split del =

24
day1.hs Normal file
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@@ -0,0 +1,24 @@
import Data.List (sortOn)
import Data.Ord (Down (Down))
import Lib (split)
main :: IO ()
main = do
input <- readFile "day1.in"
putStr "Q1: "
print $ q1 input
putStr "Q2: "
print $ q2 input
q1 :: String -> Int
q1 = maximum . calories
q2 :: String -> Int
q2 = sum . take 3 . sortOn Down . calories
calories :: String -> [Int]
calories =
map (sum . map read)
. filter (not . null)
. split ""
. split '\n'

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