Classic format, 2 coding questions, 105 mins for both, followed by a system design 'survey', then a workstyle 'survey', 15 mins each, then a general survey, 2 mins long.

1. A question about flipping coins, very similar to https://leetcode.com/problems/flip-string-to-monotone-increasing/. The only difference is we're given an array of chars instead of a string.
2. Compute password strength, discussed here: https://leetcode.com/discuss/interview-question/1527679/Amazon-OA-password-strength