🎤 AI Mock (rule-based, local)

Timer + hints + keyword rubric. Real LLM feedback plugs in later.

Two Sum II (sorted)

Sorted array, find pair summing to target. Talk: clarify → brute → two pointers → test. Type your approach below.

⏱ 0:00 ○ idle

Past runs saved locally (key mock:*). Pair with Playground to run your code.