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

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 ...

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).