I took it even further and rewritten it in C because in C there is no ready-to-use hashset and you need to make your own.

And with my 1 line hashing function hashset is still slower than (non-allocating unstable) quick sort because it doesn't allocate. pic.twitter.com/kR8AlxbcXc

— Dmitriy Kovalenko (@neogoose_btw) December 31, 2024