1p3a
Question
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Oct 2025
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Paris
Time-Based Key-Value Store with Production Testing
Question Details
The Challenge You need to build a "Time Map" data structure. This system stores a Key and a Value, but it also records when that value was saved (a timestamp). Later, you need to look up a valu
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This is a reported interview question from a openai interview for a swe role reported in 2025.
It covers the following topics: Hash Table, Key-Value Store, Strings, Binary Search, Sorting, System Design, Hash Table, Binary Search .
Difficulty rating: Easy