As a new grad, I was referred by an employee. The recruiter contacted me after a couple of weeks. I finished a questionnaire and scheduled a phone interview. The interviewer called me at the scheduled time using the phone number I provided. I need to finish two coding problems on Google Docs.

Find the k largest number in an array.

Design question. Design a data structure that can allow you to determine if two people are related by blood (parents, siblings, parents' siblings, etc.).