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A technical interview: the interviewer gives you a LeetCode question. You clarify your misunderstandings with them. You write code while explaining your thoughts. Finally, you write tests to test your code. Used the HackerRank platform.

Introduce yourself. Walk through past projects and experiences. Followed by multiple technical theory questions. The last 15 minutes will be for a medium LeetCode programming question. Questions and answers at the end.

I applied online and received an email from a recruiter about moving forward with the first round. On the day of the first round, I discussed my previous work and then moved on to the coding round. They asked me a LeetCode medium problem, which was