import Data.List

main = do
  [as, bs] <- transpose . map (map read . words) . lines <$> readFile "input01"
  print . sum $ map abs $ zipWith (-) (sort as) (sort bs)
  print . sum $ map (\a -> a * length (filter (== a) bs)) as

Advent Of Code

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An unofficial home for the advent of code community on programming.dev!

Advent of Code is an annual Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like.

AoC 2024

Solution Threads

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• Follow the programming.dev instance rules
• Keep all content related to advent of code in some way
• If what youre posting relates to a day, put in brackets the year and then day number in front of the post title (e.g. [2024 Day 10])
• When an event is running, keep solutions in the solution megathread to avoid the community getting spammed with posts

Relevant Communities

• !programming@programming.dev
• !challenges@programming.dev

Relevant Links

• Advent of Code Homepage

Credits

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console.log('Hello World')

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