Find duplicates in O(n) time and O(1) extra space | GeeksforGeeks
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Explanation for the article: http://www.geeksforgeeks.org/find-duplicates-in-on-time-and-constant-extra-space/ This video is contributed by Harshit Jain.
Comments
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I think this won't work for negative numbers in an array!!
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Any explanation on how the algo logic works? The video just goes over what the code does not why it works
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