| Day | Name | Link |
|---|---|---|
| Day 1 | The Tyranny of the Rocket Equation | 2019/day01/ |
| Day 2 | 1202 Program Alarm | 2019/day02/ |
| Day 3 | Crossed Wires | 2019/day03/ |
| Day 4 | Secure Container | 2019/day04/ |
| Day 8 | Space Image Format | 2019/day08/ |
| Day | Name | Link |
|---|---|---|
| Day 1 | Report Repair | 2020/day01.py |
| Day 2 | Password Philosophy | 2020/day02.py |
| Day 3 | Toboggan Trajectory | 2020/day03.py |
| Day 4 | Passport Processing | 2020/day04.py |
| Day 5 | Binary Boarding | 2020/day05.py |
| Day 6 | Custom Customs | 2020/day06.py |
| Day 7 | Handy Haversacks | 2020/day07.py |
| Day 8 | Handheld Halting | 2020/day08.py |
| Day 9 | Encoding Error | 2020/day09.py |
| Day 10 | Adapter Array | 2020/day10.py |
| Day | Name | Link |
|---|---|---|
| Day 1 | Sonar Sweep | 2021/day01.py |
| Day 2 | Dive! | 2021/day02.py |
| Day 3 | Binary Diagnostic | 2021/day03.py |
| Day 4 | Giant Squid | 2021/day04.py |
| Day 5 | Hydrothermal Venture | 2021/day05.py |
| Day 6 | Lanternfish | 2021/day06.py |
| Day 7 | The Treachery of Whales | 2021/day07.py |
| Day 8 | Seven Segment Search | 2021/day08.py |
| Day 9 | Smoke Basin | 2021/day09.py |
| Day 10 | Syntax Scoring | 2021/day10.py |
| Day 11 | Dumbo Octopus | 2021/day11.py |
| Day 13 | Transparent Origami | 2021/day13.py |
| Day 14 | Extended Polymerization | 2021/day14.py |
| Day | Name | Link |
|---|---|---|
| Day 1 | Calorie Counting | 2022/day01.py |
| Day 2 | Rock Paper Scissors | 2022/day02.py |
| Day 3 | Rucksack Reorganization | 2022/day03.py |
| Day 4 | Camp Cleanup | 2022/day04.py |
| Day 6 | Tuning Trouble | 2022/day06.py |
| Day 7 | No Space Left On Device | 2022/day07.py |
| Day 8 | Treetop Tree House | 2022/day08.py |
| Day | Name | Link |
|---|---|---|
| Day 1 | Trebuchet?! | 2023/day01.py |
| Day 2 | Cube Conundrum | 2023/day02.py |
| Day 3 | Gear Ratios | 2023/day03.py |
| Day 4 | Scratchcards | 2023/day04.py |
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