In this video, we solve LeetCode 217 - Contains Duplicate using an efficient and interview-friendly approach 🚀
📌 Topics Covered:
Problem Explanation
Brute Force vs Optimal Solution
HashSet Approach
Time & Space Complexity
Java Code Walkthrough
This is one of the most asked easy array/hashmap interview questions and is great for beginners preparing for coding interviews 💡
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💻 GitHub: https://github.com/Het510
🧠 LeetCode: https://leetcode.com/u/Het510/
