Advent of Code is different, unless one of the requirements is you make your solution as obfuscated and esoteric as possible, which is rarely in a code challeng

Advent of Code is different, unless one of the requirements is you make your solution as obfuscated and esoteric as possible, which is rarely in a code challenge (the IOCCC being an exception). In Advent of Code, you're still trying to solve problems efficiently.