Two Sum – Pair with Given Sum | O(n) Approach | GeeksforGeeks Solution | Day 5 DSA скачать в хорошем качестве

Two Sum – Pair with Given Sum | O(n) Approach | GeeksforGeeks Solution | Day 5 DSA

Day 5 of 21 Days DSA Challenge In this video, we solve the popular Two Sum – Pair with Given Sum problem from GeeksforGeeks. Problem: Given an array of integers and a target value, determine if there exist two distinct indices such that their sum equals the target. What You’ll Learn: ✅ Brute Force Approach ✅ Optimal O(n) Solution ✅ Java Implementation Why This Problem Is Important? This is one of the most frequently asked interview questions in product-based companies like: Amazon Microsoft Google Zoho Flipkart Understanding this problem builds strong fundamentals in: Arrays Time Complexity Optimization ⏱ Expected Complexity Time Complexity: O(n) Auxiliary Space: O(n) 💻 Problem Example Input: arr = [0, -1, 2, -3, 1] target = -2 Output: true If you’re preparing for coding interviews, placements, or improving DSA skills — this series is for you 🔥 📌 Subscribe for daily DSA practice 📌 Comment “DAY 5 DONE” after watching 📌 Share with your coding friends #TwoSum #GeeksforGeeks #DSA #CodingInterview #Java #AmazonInterview #MicrosoftInterview #GoogleInterview #Zoho #HashMap #Day5 #PlacementPreparation