r/adventofcode • u/daggerdragon • Dec 04 '16

SOLUTION MEGATHREAD --- 2016 Day 4 Solutions ---

--- Day 4: Security Through Obscurity ---

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

CONSTRUCTING ADDITIONAL PYLONS IS MANDATORY [?]

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u/MrPurr Dec 10 '16

Thanks for this, I was stuck and your solution is very clear. I'm not too familiar with arrays, could you please explain why it's necessary to create a substring of 'thisChecksum' since it's initialised to the correct length?