I stumble upon a C++ function that will be a really illustrative example of how refactoring can both shorten and optimize code. Today, we’ll need to dust off our human brains in the era of vibe coding and recall what it’s like to know what the good is and what the bad is—after all, someone has to do it. Write, shorten, optimize by Andrey Karpov From the article: Let’s see how these implementations compare in reality.