I would argue that some code test questions can be solved spontaneously, but they are limited to easy to some early medium questions, or patterns that are common enough.
I guess this is more common in non FANG companies that don't have to filter out candidates just because of the sheer number alone.
Since I don't see anyone mentions it.
Tunic. The shortcuts are so cleverly hidden that allows you to easily break the sequence in your next playthrough. The manual translation felt just like back when I tried to understand japanese game manuals that come with game boy cartridges.
Chain of Echoes. A one man RPG game with a unique combat system that has great quality of life.