#38Hard#15 in Apple's list· asked at 4 companies
Android Unlock Patterns
Hosted on LeetCode
Solve it on LeetCode, track it here.
This problem's full statement lives on LeetCode. Open it in a new tab, then come back to mark it solved, add notes and keep your streak.
LeetCode Premium locked?
Most company-tagged LeetCode problems are behind Premium. If you have ChatGPT Plus or Claude Pro, ask it for the full statement, examples and constraints. The buttons below open a chat with the prompt already filled in.