Advent of Code 2024 in Kotlin. Day 12.

❄️ Join us at adventofcode.com for exciting coding puzzles and prizes!
Details: https://kotl.in/aoc-2024

Advent of Code is the perfect opportunity to level up your Kotlin skills, whether you are a beginner or looking to finally tackle that advanced Kotlin feature you’ve been curious about:
• Watch daily livestreams with Sebastian Aigner and awesome expert guests.
• Get the support of our amazing community in Slack, where everyone shares tips and solutions. Join: https://slack-chats.kotlinlang.org/c/...
• Win exclusive prizes along the way.

Advent of Code resources
• GitHub template: https://blog.jetbrains.com/kotlin/202...
• Previous years’ solutions: https://kotlinlang.org/docs/advent-of...

Join our special Kotlin leaderboards! To sign up, go to the Leaderboard section of your Advent of Code profile and use one of the codes below:
Leaderboard 1: 2553782-cea910db
Leaderboard 2: 3240094-7c19b5c5
Leaderboard 3: 2553918-9a53059b
Leaderboard 4: 2649199-76907702
Leaderboard 5: 2343137-3ba37431
Leaderboard 6: 2076885-390cf855
Leaderboard 7: 2716400-267b06fb

Please join only one leaderboard.

Solve some Advent of Code puzzles and enjoy the holiday coding spirit with Kotlin!