Briefle words · Prompt craft
Iteration
Improving a result over several rounds, using what you learned from each attempt to shape the next one.
Say it to an AI
My VLOOKUP returns #N/A although the order ID is in the lookup range. I've already set exact match (FALSE), TRIMmed both columns and locked the range with $. What's the next most likely cause, and how do I test for it?
How an expert would ask for the stronger version of “Spreadsheet lookup error”.
See it
Try it as a puzzle →An office manager asks an AI why a VLOOKUP formula keeps returning #N/A.
Why: A treats the chat as the next round of debugging, picking up where the user's own attempts stopped; B starts over from zero.
Related words
Room 2 · Context & grounding
Learn “Iteration” in a five-minute lesson