Amazon Software Engineer II SDE2 interview questions

Was contacted by a recruiter and a Coding round was scheduled the very same day. Initially was asked for OA but got changed coding round with an interviewer. Question was based on linked list

1) One hour of Hackerrank Coding Challenge (Two questions and text to explain their approach), Do Not forget to fill the survey in the end! That's how the coding test is considered finished. 2) 1 Hour Phone Screening with Recruiter 3) 4 hours On-site Interview (Technical coding questions, System Design, Object Oriented Design, Behavioral Interview)