Little robot - does it have a name?

Question

Books

Hey!
Some habrazhiteli helped me out a lot last time .
Perhaps a piece of fiction that I can't remember today will tell you more about robotics and maybe even Arduino.
A small robot that lived on a planet with all the treasures and gave out a part of the entire collection only to those who answered his questions correctly.
Tell?

Answer 1

Robert Silverberg. Here is a treasure...

Answer 2

Is that like Sheckley's "right question"?