I saw a lot of other solutions using the z3 library. It's high time I learned it. Here's the solution for day 10 part 2 using z3 instead of linear programming:

github.com/ymiseddy/Adv...

I personally don't worry about code being slow until we start getting into NP type problems, where it makes a difference. If it completes before I come up with a better solution, it's good. 😀

Yeah that didn't last. Still awake even though I finished hours ago. 😴

It's usually worth it - even if you're building a small CRUD app; having the event store is immensely beneficial. Fearless deleting, keeping your reporting system clean, free auditing, not to mention the benefit when debugging hard problems.