I loved it (and donated to Eric for his amazing work on AoC). I do all the problems in Ruby on CoderPad, and stream it on Twitch. I love stumbling on problems t

I loved it (and donated to Eric for his amazing work on AoC). I do all the problems in Ruby on CoderPad, and stream it on Twitch. I love stumbling on problems that have incredibly concise solutions in Ruby (day 25 comes to mind) where you end up with roughly 20 lines of code that crunch the whole thing in a few seconds.