It was really competitive. I solved all the technicals but still got rejected. I have two past internships, a 3.9 GPA, and attended a semi-target school. I think they're looking for only top school candidates, USACO Platinum medalists, or ICPC scorers.
Sliding window array problem.
LC Medium.
The following metrics were computed from 7 interview experiences for the Two Sigma Software Engineer Intern role in United States.
Two Sigma's interview process for their Software Engineer Intern roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Two Sigma's Software Engineer Intern interview process in United States.