I decided to use Go for now to get to know it better, but I might switch to other languages randomly as well.
(it's not really advent anymore, but I will finish the puzzles after Christmas)
Click on the links to read the problem descriptions!
Day 01: ⭐⭐
Day 02: ⭐⭐
Day 03: ⭐⭐
Day 04: ⭐⭐
Day 05: ⭐⭐
Day 06: ⭐
Day 07: ⭐⭐
Day 08: ⭐⭐
Day 09: ⭐⭐
Day 11: ⭐