For the past five years, Advent of Code has been my December ritual: a month-long challenge of solving programming puzzles. From a funny routine, It slowly became part of my learning journey in discovering all the capabilities of my favorite programming language: Kotlin.

In this session, I’ll share what is Advent of Code: not just a holiday coding challenge. It’s the yearly opportunity to challenge yourself and learn new programming tricks. Whether you're preparing for coding interviews or just love solving puzzles, Advent of Code can make a difference on your growth.

And you might be wondering: why Kotlin? With its concise syntax, powerful standard library, and functional programming features, Kotlin really shines in solving Advent of Code puzzles. In this session, I'll walk you through some real examples, showing how Kotlin makes tackling the Advent of Code easier and enjoyable!