Advent of Code is an Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like. People use them as a speed contest, interview prep, company training, university coursework, practice problems, or to challenge each other.
If you want to try it out your self, you can sign up on there website!
| Day | Part One | Part Two |
|---|---|---|
| ✔ Day 1: Report Repair | 🌟 | 🌟 |
| ✔ Day 2: Password Philosophy | 🌟 | 🌟 |
| ✔ Day 3: Toboggan Trajectory | 🌟 | 🌟 |
| ✔ Day 4: Passport Processing | 🌟 | 🌟 |
| ✔ Day 5: Binary Boarding | 🌟 | 🌟 |
| ✔ Day 6: Custom Customs | 🌟 | 🌟 |
| ✔ Day 7: Handy Haversacks | 🌟 | 🌟 |
| ✔ Day 8: Handheld Halting | 🌟 | 🌟 |
| ✔ Day 9: Encoding Error | 🌟 | 🌟 |
| ✔ Day 10: Adapter Array | 🌟 | 🌟 |
| ✔ Day 11: Seating System | 🌟 | 🌟 |
| ✔ Day 12: Rain Risk | 🌟 | 🌟 |
| ✔ Day 13: Shuttle Search | 🌟 | 🌟 |
| ✔ Day 14: Docking Data | 🌟 | 🌟 |
| ✔ Day 15: Rambunctious Recitation | 🌟 | 🌟 |
| ✔ Day 16: Ticket Translation | 🌟 | 🌟 |
| ✔ Day 17: Conway Cubes | 🌟 | 🌟 |
| ✔ Day 18: Operation Order | 🌟 | 🌟 |
| ✔ Day 19: Monster Messages | 🌟 | 🌟 |
| ✔ Day 20: Jurassic Jigsaw | 🌟 | 🌟 |
| ✔ Day 21: Allergen Assessment | 🌟 | 🌟 |
| ✔ Day 22: Crab Combat | 🌟 | 🌟 |
| ✔ Day 23: Crab Cups | 🌟 | 🌟 |
| ✔ Day 24: Lobby Layout | 🌟 | 🌟 |
| ✔ Day 25: Combo Breaker | 🌟 | 🌟 |