I agree, the code style is quite ugly and strange. They also seem to prefer not using braces for `if`, which is really error-prone. And the first example is a r

I agree, the code style is quite ugly and strange. They also seem to prefer not using braces for `if`, which is really error-prone. And the first example is a recursive Fibonacci function… Recursion is often hard to grasp for beginners, and while this isn’t a beginner-programmer’s book, couldn’t they have started with something easier?