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11 lines
571 B
11 lines
571 B
---
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id: hash-table
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title: Hash Table
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---
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## Sample questions
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- Describe an implementation of a least-used cache, and big-O notation of it.
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- A question involving an API's integration with hash map where the buckets of hash map are made up of linked lists.
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- Implement data structure `Map` storing pairs of integers (key, value) and define following member functions in O(1) runtime: `void insert(key, value)`, `void delete(key)`, `int get(key)`, `int getRandomKey()`. [(Solution)](http://blog.gainlo.co/index.php/2016/08/14/uber-interview-question-map-implementation/)
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