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Basic: Find All Duplicate Elements

February 19, 2022 by AlgoExpert

Question: Please write a function to find all duplicate elements in a list. Input: a list of integers. Output: a set of integers that occur twice or more in the input list. Answer: We keep tracking the unique elements in a set. The next time we encounter any of those elements again, we put them … Read more

Categories Basic Tags basic, duplicate, list, set Leave a comment
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