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A good and very insightful experience. Reading "How to Crack the Coding Interview" helped me massively with this interview. There was also basic math involved, such as statistics. It is advised to go over basic distributions prior to the interview.

One Day, Five Technical Interviews: Four interviews focused on Data Structures, Dynamic Programming, and Algorithms. One interview focused on System Design. Each interview is 40-45 minutes long. Each interview will be with a new interviewer. You

I had my first interview, and it went well. Even the interviewer complemented my solution. But then HR called and said I didn't pass the interview. I was very confused.