ThoughtSpot Software Development Engineer interview questions

There were total 4 rounds including the online test.online test was quite tuff.then I got selected for the interview process. First round was held at same time for everyone and same set of questions were asked.similarly next round bhi Same questions for everyone but for others they didn't ask to code they just expected approach to the question. I was asked to code where the question was from graph and dp.i was not selected for the hr round. I couldn't clear it