Microsoft Software Engineer interview questions

3 problem solving interview leetcode medium revers k linked list last interview with the manager the salary is very low and the requiter not professional at all that tell me I will be blocked if I didn't get the offer which is very low offer

Sessions went good, interviewers were kind. The AA interview went horrible, interviewer has been late and rude. Maybe this is part of the interview process.. HR have not coordinated a feedback call although I asked for