Interview guides / android
Contains Duplicate: Android Interview Question
Contains Duplicate interview question with a clear example answer for Android engineers. Practice with AceMobileInterview.
This is a common Android interview topic: Contains Duplicate.
Below is a concise answer you can adapt in a real interview, then go deeper in the full AceMobileInterview track.
1.Detect duplicates in an IntArray.
HashSet add-check. O(n). Sorting alternative O(n log n).
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