Day 3: Mull It Over
Megathread guidelines
- Keep top level comments as only solutions, if you want to say something other than a solution put it in a new post. (replies to comments can be whatever)
- You can send code in code blocks by using three backticks, the code, and then three backticks or use something such as https://topaz.github.io/paste/ if you prefer sending it through a URL
FAQ
- What is this?: Here is a post with a large amount of details: https://programming.dev/post/6637268
- Where do I participate?: https://adventofcode.com/
- Is there a leaderboard for the community?: We have a programming.dev leaderboard with the info on how to join in this post: https://programming.dev/post/6631465
Uiua
Regex my beloved <3
Run with example input here
FindMul ← regex "mul\\((\\d+),(\\d+)\\)" PartOne ← ( &rs ∞ &fo "input-3.txt" FindMul /+≡(×°⊟⋕⊏1_2) ) IdDont ← ⊗□"don't()"♭ PartTwo ← ( &rs ∞ &fo "input-3.txt" regex "mul\\(\\d+,\\d+\\)|do\\(\\)|don't\\(\\)" ⍢(IdDont. ↘1⊃↘↙ ⊗□"do()"♭. ⊂↘1↘ | IdDont. ≠⧻, ) ▽♭=0⌕□"do()". ≡(×°⊟⋕⊏1_2♭FindMul)♭ /+ ) &p "Day 3:" &pf "Part 1: " &p PartOne &pf "Part 2: " &p PartTwo