The interview was primarily focused on evaluating data structures, algorithms, and advanced C++ features. I don't understand why they delved into implementation details, as we are meant to use the appropriate container classes rather than implement them.

The interviewer seemed more interested in showcasing their own knowledge and arrogance. Towards the end, their behavior became rude and angry, which was very unprofessional. I would not consider interviewing here again to work with such arrogant individuals.

What is binary search?

Complexity of various search algorithms.

How map differs from unordered_map.