ByteDance

The interviewer first asked about details of past experiences on my resume (professional and research). Then, there were some questions about machine learning theories, recommendation algorithms, and NLP knowledge. At last, I was given an algorithm

Self-Introduction (5 mins) BQ (10 mins) BQ includes: * The most impressive project experience * Hardest problem you've ever met Concept-based Questions (30 mins) Concept-based questions cover: * Java multi-threading * Deadlock * MySQL * Redis LC h

Phone call - VO The question asked is: There are n gas stations along a circular route, where the amount of gas at the ith station is gas[i]. You have a car with an unlimited gas tank and it costs cost[i] of gas to travel from the ith station to it