Grubhub

I went to the career fair and spoke with a representative from GrubHub. She offered me an on-campus interview for today. The interview began with a brief introduction to the company. Following that, I was asked about my interest in programming and

Gave the phone interview and solved the problem in 15-20 minutes. Gave all the answers. He was surprised that I could solve it in 15 minutes. Of course, I prepared well. In the end, rejected. Lol. Super weird and shocking.

Total of 3 interviews were conducted: 1 on-campus and 2 onsite, over a period of 3 weeks. I provided my resume to the recruiter at the university career fair, and an on-campus interview was scheduled for the very next day. One week later, I receive