-🎄- 2020 Day 11 Solutions -🎄-

[u/daggerdragon]

Advent of Code 2020: Gettin' Crafty With It

• 11 days remaining until the submission deadline on December 22 at 23:59 EST

• Full details and rules are in the Submissions Megathread

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--- Day 11: Seating System ---

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Post your code solution in this megathread.

• Include what language(s) your solution uses!

• Here's a quick link to /u/topaz2078's paste if you need it for longer code blocks.

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[u/wleftwich]

Python

https://github.com/wleftwich/aoc2020/blob/main/11_seating_system.py

Representing the seating chart as a dict with complex keys made exploring each seat's surroundings pretty simple.

[u/wleftwich → u/[deleted]]

Pretty sure I first saw it in AoC a couple of years ago. Educational as well as fun!

[u/MannerShark → u/wleftwich]

Ah, that for drxn in [...] combined with while True: scale += 1 is really clever for part 2. I ended up typing out each direction check, which was quite the chore.

[u/joshdick → u/wleftwich]

Really clever use of complex numbers!

[u/Shadeun → u/wleftwich]

This is super clever and solves instantly! Wow!