Check Pair Sum || Pair With Given Sum || GFG || DSA || Hashing || Java || Tamil

🌟 Check Pair Sum | Problem Solved in Java | GeeksforGeeks 🌟
In this video, we solve the Check Pair Sum problem from GeeksforGeeks using Java. Learn how to determine if there exists a pair in the array whose sum equals a given value. This problem tests your ability to efficiently search through arrays and is a common type of problem asked in coding interviews.
🚀 What you'll learn:
Problem breakdown and understanding the constraints.
Optimized solution using HashSet to check for the pair sum in O(n) time.
Step-by-step Java code implementation with explanation.
Edge case handling and performance optimization.
👨‍💻 Why this video matters: The Check Pair Sum problem is a valuable exercise in working with hash-based data structures like HashSet. Solving this problem optimally will help you improve your problem-solving skills for interview questions involving arrays and hash-based solutions.
📌 Topics covered:
Explanation of the Check Pair Sum problem.
Approach 1: Using HashSet for efficient pair sum search.
Java code walkthrough with detailed explanation.
Optimizing performance for large datasets and handling edge cases.
🎯 Perfect for:
Java programmers preparing for coding interviews.
Developers looking to master array-based problems using HashSet.
Anyone aiming to strengthen their problem-solving skills for GeeksforGeeks-style challenges.
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💬 Have questions? Drop them in the comments, and I’ll help you out! 🚀