This is ChatGPT 4-o, which has been trained on tens of millions of books and articles on every subject under the sun at eye-watering cost. Yet apparently it can't even correctly analyse a few hundred words of english text. And this is supposed to be the future?

Only after I asked it to tell me the specific line numbers on which the alleged misspellings occurred did it "apologise for the earlier error"

But the 5th of April was last month?

Hey Matt, any truth to the rumour/legend that Jez San demo’d an early version (starring Yoshi) for Nintendo during Starfox 2 development, which then inspired Miyamoto to create Mario 64?

Guessing: no empty structs in C (unlike C++) so 1 is not allowed, but 2 contains a “declaration” so is okay

As noted, mine is about 10x slower with libc++'s std::unordered_map, so your approach might be faster? This is the hash table I'm using, it's a drop-in single header if you want to try it github.com/martinus/uno...

With the fast hash map it's about 3.5ms for part 2 on my laptop

This is very nice! Clearly recursive lambdas were the way to go today

I used exactly this approach to get the stars, but my solution took a couple of seconds to run. Rewrote it as a boring DFS and it ran in 10ms. Not sure what I did wrong the first time but it made me a bit sad!

FYI the "144 pages" link in that article points to your C drive

That `tl::split<T, N>` looks super interesting, is it available somewhere to have a look at?