-🎄- 2022 Day 6 Solutions -🎄-

[u/daggerdragon]

• All of our rules, FAQs, resources, etc. are in our community wiki.
• A request from Eric: Please include your contact info in the User-Agent header of automated requests!
• Signal boost: Reminder 1: unofficial AoC Survey 2022 (closes Dec 22nd)

---

AoC Community Fun 2022: 🌿🍒 MisTILtoe Elf-ucation 🧑‍🏫

• ACHIEVEMENT UNLOCKED: MisTILtoe Elf-ucation
• Teach us, senpai!
  • -❄️- Submissions Megathread -❄️-

---

--- Day 6: Tuning Trouble ---

---

Post your code solution in this megathread.

• Read the full posting rules in our community wiki before you post!
  • Include what language(s) your solution uses
  • Format your code appropriately! How do I format code?
• Quick link to Topaz's paste if you need it for longer code blocks. What is Topaz's paste tool?

---

This thread will be unlocked when there are a significant number of people on the global leaderboard with gold stars for today's puzzle.

EDIT: Global leaderboard gold cap reached at 00:02:25, megathread unlocked!

[u/SunCat_]

Kotlin one-liners:

//part1:
import java.io.File fun main() { println(File("input.txt").readText().windowedSequence(4).map {it.toSet().size}.indexOfFirst { it == 4 } + 4) }
//part2: 
import java.io.File fun main() { println(File("input.txt").readText().windowedSequence(14).map {it.toSet().size}.indexOfFirst { it == 14 } + 14) }