Lutron Electronics Software Engineer interview experience

I was handed two problems: first, I had to reason through what a snippet of code would print, specifically around pass-by-value vs pass-by-reference. Then I was asked to build a Rectangle class in any language I preferred.

From there, the difficulty ramped through feature additions. I had to include an undo function, and that meant I needed to track state, not just undo relative to a single action. After that, inheritance came up—how I’d extend the design to support other shapes—and I ended up discussing what would need to change so an undo could roll back the last modified shape, not just