Amazon Software Development Engineer (SDE1) interview questions

Got pushed to final round loop after 4 months from the OA. The loop was 3 rounds and had an OOP round, bar raiser behavioral, and DSA. The interviewers were really good for the first two rounds, but the third interviewer seemed to be angry the entire time despite me acting polite and explaining my approach and solution.

Online Assessment Part 1: Algorithm LeetCode Part 2: Situation based Part 3: Leadership Principles The most important part was algorithm interview. I think algorithm takes 90% grade. And others take 20% of grade.