Two questions. Both LC hard/medium. One was a simple iterate; the other, however, was extremely difficult. I would definitely grind LC and make sure you know your DS.
All were coding problems. No questions were asked.
The following metrics were computed from 33 interview experiences for the Citadel SWE Intern role in United States.
Citadel's interview process for their SWE Intern roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Citadel's SWE Intern interview process in United States.