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In this video, I solve the "Contains Duplicate" LeetCode problem using Java. Problem link: ...

Check whether an array contains duplicate elements using an optimized HashSet approach. This is a very common DSA interview ...

Data Structuers and Algorithms in JAVA GitHub Repository for the code snippets ...

Check whether an array contains duplicate elements using an optimized HashSet approach. This is a very common DSA interview ...

Live solving Blind 75 LeetCode Arrays & Hashing problems (Two Sum, Contains Duplicate, Product of Array Except Self).