The interviewer opened with a short discussion about search products and analytics dashboards. The question was Top Search Terms Report: https://www.chillinterview.com/learn/coding-interview-questions/top-search-terms-report. I was given search logs and asked...
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After my self-introduction, I was asked about common sorting algorithms and their Big O complexities. I was also questioned on the differences between arrays and linked lists, including the time complexity of inserting elements at the head and middle of each....
I was asked to implement the following function: Given a list of sentences and a fixed width (55), print each sentence as a row in a bordered table. Each sentence stays on ONE line, padded to the width. Example (width = 55): Input: sentences = ["Hello world",...
Here is my interview experience for a Senior Software Engineer role at Visa. **Virtual Onsite (VO)** * **Round 1: Project + Coding:** * The interviewer picked a project from my resume and asked me to explain it clearly. Follow-up question: How do I understand...
I had a total of six rounds, each lasting 45 minutes. My experience may vary from others since each team at Apple does things differently. **Round 1:** A slightly junior engineer asked me for a deep dive into my projects. Originally, there should have been 20...
I had a phone screen and an onsite interview. **Phone Screen:** I was asked typical MLE questions about L1/L2 regularization and overfitting. For the coding question, it was similar to the logic of Splitwise: Several people go out, each paying part of the bill...
During the technical phone screen, I was asked the following questions: * LeetCode 200. Number of Islands * LeetCode 994. Rotting Oranges The interviewer tested a broad range of topics, including BFS/DFS, multi-source BFS, heap, and hashmap with a doubly linke...
I had a phone screen and a virtual onsite interview. **Phone Screen:** I was asked to design a game genre classification system from scratch. This was an ML System Design round. **Virtual Onsite:** For the coding round, I was given a custom question. I receive...
The question was a standard document layer problem, which I had seen before. The second part of the question required me to make the batch and undo operations memory efficient. To achieve memory efficiency, I needed to compact the entire change history. For th...
### Maximum Coins Collection in a Board Game ##### Problem Description You are given a single-player board game represented by a string `board` of length `N`. Each position on the board can be: - `'.'` → empty - `'T'` → a player's token - `'C'` → a coin The pl...
