The interview process began with an online assessment (OA) consisting of two DSA questions and one SQL query. The DSA questions ranged from easy to medium difficulty, while the SQL question was quite challenging. After clearing the OA, I appeared for two technical interview rounds where I was asked to solve coding problems, explain my project work, and demonstrate my understanding of core concepts.

The final round was focusing on problem-solving approach, real-life scenarios, and behavioral questions.

Detect if a cycle exists in a linked list and return the node where the cycle begins.