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Explore questions associated with Google DeepMind. Review the source details, then use the workspace for code, notes, and diagrams.
5 questions in the library. A source association does not guarantee a future interview question.
Coding · Machine learning
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Given a grid of homes (1s) find a meeting cell that minimizes the total Manhattan distance from all homes. Key insight: Manhattan distance is separable…
Companies: Google DeepMind, Google
Explain how L1 and L2 regularization affect coefficients in a linear model. Use gradients to explain why L1 can produce sparse weights.
Companies: Google DeepMind, Point72
Gradients · Linear Models · ML Fundamentals · Regression & Statistical Modeling
Companies: Google DeepMind, Google
Implement a trie (prefix tree) that supports insert, exact-word search, and prefix search for lowercase English words. Each operation should run in O(length) time per…
Companies: Google DeepMind, Nielsen, TikTok
Design a versioned array that supports point updates, taking snapshots (returning increasing snap_ids), and querying the value at an index for a given snap_id. The…
Companies: Google DeepMind, Amazon, Anduril, Apple +1
Array · Binary Search · Design · Hash Table