Fibonacci Numbers in Java

Fibonacci numbers — also known as the Golden Ratio or Divine Proportion — are one of the many fascinating phenomena in mathematics.

As a beginner Java programmer, I wanted to generate Fibonacci numbers from scratch. Sure, there are dozens of ways to do it — and most people today would probably just Google and copy-paste a snippet.

But instead of doing that, I decided to write it myself — no references. Turns out, it’s actually simpler than copying code off the internet.

Here’s the snippet for anyone who wants to reference or reuse it: