Synopsys Technical interview questions

Was referred by an employee. The process took 2 weeks. I was sent a coding test and was informed to have an interview onsite 2 days later. A few more days later, I got a phone screen from an employee from the HQ asking technical questions. Finally got a phone call from the HR telling me they decided to give me the offer.

Three phone interview. 1.HR 2.Manager 3. Group member the position is in Shanghai, China. The question involves coding assignment, and math and logic puzzle questions. Share your interview experience insights with job seekers so that they can know what to expect from the hiring process