Amazon Graduate Software Development Engineer interview questions

Applied in July and went through a 3 stage process: 1st stage - 20min call with a recruiter - basic OOP and Data structure questions 2nd stage - 1 hr phone interview - 3 leadership principle questions, followed by a technical coding question (two if you finish the first one quickly) 3rd stage - 3-hour interview - 3x 1hr back to back interviews similar to the phone screen except the 1st interview is with a hiring manager and no technical questions