2021's Writeups
- Day 1: Sonar Sweep
- Day 2: Dive!
- Day 3: Binary Diagnostic
- Day 4: Giant Squid
- Day 5: Hydrothermal Venture
- Day 6: Lanternfish
- Day 7: The Treachery of Whales
- Day 8: Seven Segment Search
- Day 9: Smoke Basin
- Day 10: Syntax Scoring
- Day 11: Dumbo Octopus
- Day 12: Passage Pathing
- Day 13: Transparent Origami
- Day 14: Extended Polymerization
- Day 15: Chiton
- Day 16: Packet Decoder
- Day 17: Trick Shot
- Day 18: Snailfish
- Day 19: Beacon Scanner
- Day 20: Trench Map
- Day 21: Dirac Dice
- Day 22: Reactor Reboot
- Day 23: Amphipod
- Day 24: Arithmetic Logic Unit
- Day 25: Sea Cucumber