I've read CLU book as a kid, though I didn't had a compiler for it. In retrospective it was a good move to learn a proper ADT* before the OOP mess. I think it

I've read CLU book as a kid, though I didn't had a compiler for it. In retrospective it was a good move to learn a proper ADT* before the OOP mess. I think it also introduced the concept of iterators. -- *) Abstract Data Types