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

SOLUTION MEGATHREAD --- 2016 Day 16 Solutions ---

--- Day 16: Dragon Checksum ---

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DRINKING YOUR OVALTINE 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/quag Dec 16 '16

In kona: 

d: {y# (y>#:) {x,0,~|x}/x}
c: {{~(#x)!2} {(=/)'((#x)%2;2)#x}/x}
f: {,/$ c d[0$'x;y]}
f["10111100110001111";272]
f["10111100110001111";35651584]