Meet Allison & Tim
Your AI coaches
Practice coding interviews out loud with real-time voice coaching. Your code actually runs.
Start Part 1 to unlock your next challenge
Carnival Concession Inventory
Also known as: Perishable Inventory with FEFO
You're managing perishable inventory where items expire—and the oldest expiring stock must sell first. The twist is events arrive out of order, so you need to reconstruct the timeline before allocating. A great intro to priority-based resource management with a fun carnival framing.
Meet Allison & Tim
Your AI coaches
Practice coding interviews out loud with real-time voice coaching. Your code actually runs.
Desktop required to run this problem
StrongYes runs real code + tests in a desktop editor. Mobile is view-only for now, so you can’t start this here. Sorry about that — email yourself a link and pick it up on your computer.
Start Part 1 to unlock your next challenge
Desktop required
Sorry — mobile can’t run the editor + tests yet. Email yourself a link to continue on desktop.