← Questions

Turnstile crossing times for people entering and exiting

0
GoogleCodingLast asked May 2026

People arrive at a single turnstile, each wanting to enter or to exit. One person passes per second.

Sign in to unlock this question

The full prompt, the worked answer and your own canvas or code with the AI tutor. New accounts get 3 credits: each one unlocks a question for good.

Your code and the AI tutor open when you unlock this question.