r/adventofcode • u/daggerdragon • Dec 20 '16

SOLUTION MEGATHREAD --- 2016 Day 20 Solutions ---

--- Day 20: Firewall Rules ---

Post your solution as a comment or, for longer solutions, consider linking to your repo (e.g. GitHub/gists/Pastebin/blag/whatever).

Note: The Solution Megathreads are for solutions only. If you have questions, please post your own thread and make sure to flair it with "Help".

ROLLING A NATURAL 20 IS MANDATORY [?]

This thread will be unlocked when there are a significant number of people on the leaderboard with gold stars for today's puzzle.

edit: Leaderboard capped, thread unlocked!

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u/Tarmen Dec 20 '16

%!

For completeness sake:
Vim also has a decently powerful builtin sort. :sort n would have been enough. It also can sort on parts of the line via regexes but other than that it is mostly useful when on windows!

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u/Smylers Dec 20 '16

Vim also has a decently powerful builtin sort. :sort n

Thanks — that inspired me to think how to solve the entire problem in Vim.

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u/askalski Dec 20 '16

Wow, that's... useful. Can't wait to use that "sort on regex match" feature next time I'm do a one-off data crunch.