The interview process generally consists of two main stages:

• Online Assessment: This initial stage includes standard coding challenges designed to evaluate your proficiency in Python or other programming languages specified in the job description.

• Panel Interview: If you advance, you'll have a discussion with a panel of colleagues, including your potential hiring manager. This typically covers a self-introduction, behavioral questions to learn about your experiences and work style, and whiteboard questions to assess your problem-solving abilities.

1. For a problem that can be solved by the greedy algorithm, we need to prove why the greedy algorithm works on this problem.