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What's the time and space complexity of both solutions?

General/Othereasy0.2 min readPremium
Frequency
Low
Asked at 1 company
Category
243
questions in General/Other
Difficulty Split
151E|43M|49H
in this category
Total Bank
1,863
across 7 categories
Asked at these companies
Microsoft
Expert AnswerPremium
50 wordsInterview-ready
**Example—two sum:** Brute O(n²) time, O(1) space. Optimized O(n) time, O(n) space (hash map). **Merge intervals:** Sort O(n log n) time, O(1) or O(n) space. **Always state both.** **Production:** Choose from input size; optimize when profiling shows bottleneck. Document in comments....
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