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I had a phone screen followed by an on-site interview. The on-site consisted of 5 rounds, focusing on algorithms, trees, and linked list questions. There were also design questions on real-world problems, such as shopping site design. They required c

1. Got first 1:1 interview on campus. It was a pure algorithm test. Design a data structure to store a sparse 2D matrix containing only 0s and 1s, then write a function to add two such matrices. I first proposed using an array to remember each 1's l

After a phone screening, I got an on-site interview. There were basically three rounds with three different people on the same day. Each round was geared towards different directions. * The first round focused on basic algorithms. * The second w