Started 2021 Advent of Code

.gitignore

2020/A201901.py

2020/A201902.py

2020/A201903.py

2020/A201904.py

2020/A201905.py

2020/A201906.py

2020/A201907.py

2020/A2019_guidance_computer.py

2020/Day10.py

2020/Day10a.py

2020/Day11.py

2020/Day12.py

2020/Day13.py

2020/Day13a.py

2020/Day14.py

2020/Day15.py

2020/Day16.py

2020/Day17.py

2020/Day18.py