Coding interview exercises
Coding interview exercises
Start a free exercise below - no sign-up, up to 40 min. Sign up free to get your feedback.
Five minutes, start to finish: reading the task, asking the interviewer, running tests, fixing two bugs and the questions at the end. Prefer to read? The same steps, written out.
Listen to a live stream of JSON position messages from buses driving fixed routes of stations on a grid.
Scan a tree of files and directories where permissions are inherited from the nearest ancestor that sets one.
A sliding-window rate limiter that caps each user's requests per time window is already live in production.