And the K&R reference is useful too. It's a small book about a small language that does not have many features and maps to very basic concepts on hardware that really only does very basic things.

It's so cool! Do you have a similiar resource about c++?

It is so cool! Do you have similiar resource, but about c++?

And it's well worth reading this earlier discussion, too.

There are some very small tells, like the constant "rule of threes" that AI loves to follow, but you're right that this is much harder to tell than it used to be.