5 minutes of resume review.

Then, a LeetCode Easy question (isAnagram).

After that, there was a question about how I would design a train station that requires average times, and which data structure I would use.

Figure out if two given strings are anagrams. Also consider checking if the words used numbers or capital letters.

Given a subway station, how would you calculate the average times between point X and Y for K number of people? (Times from the same destination and end can be different due to train delays or other factors).

Implement this in O(N) time.