This is great. I never finished last year's (because I suck), but I learned a lot. They say premature optimization is the root of all evil, but it doesn't reall

This is great. I never finished last year's (because I suck), but I learned a lot. They say premature optimization is the root of all evil, but it doesn't really sink in until you optimize for two days, only to realize the naive solution works fine, and you just wasted a lot of time.