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Two LeetCode hard questions and one system design question. The design is regarding an airplane system where you manage scheduling. This needs to be implemented in C++ or Python over a 40-minute period, followed by 20 minutes of questions.

Solved 3 LeetCode medium-level problems covering DFS, Union-Find, and a binary search variation. Each 45-minute round had one main question with several follow-up parts. I had to provide time and space complexity for each. In two cases, the interview

It was great. Medium-style DP questions and one hard question all needed to be done on a Google Doc. I coded in Go, and they liked the modularity.