Count Subarrays With Majority Element II 🔥 Leetcode 3739 | Optimized Solution + Dry Run

🔥 Count Subarrays With Majority Element II | Leetcode 3739 In this video, we solve Leetcode 3739 (Daily Challenge) using an efficient Merge Sort + Prefix Sum approach. Telegram Community Channel link: https://t.me/studyplacementcommunity Telegram Discussion Group link: https://t.me/+iCezc5Ds9GkwZjdl LinkedIn: https://www.linkedin.com/in/ashishraj... Code: https://leetcode.com/problems/count-s... Logic Building Series:    • Logic Building Series   Upsolve Leetcode Contest:    • Leetcode Contests   Greedy & Heaps:    • Greedy & Heaps   Two pointers:    • Two pointers   Sliding Window:    • Sliding Window   Maths & Geometry:    • Maths & Geometry   Stack:    • Stack   Set & Map:    • Set & Map   Bit manipulation:    • Bit Manipulation   Backtracking:    • Backtracking   Linked List:    • Linked List   Binary Search:    • Playlist   Graph:    • Graph   Dynamic Progamming:    • Dynamic Programming   This Hard problem asks us to count all subarrays where the target element appears strictly more than half of the subarray length. A brute-force solution is too slow, so we transform the problem using prefix sums and efficiently count valid pairs with Merge Sort. ✅ Problem Understanding ✅ Key Observation ✅ Prefix Sum Transformation ✅ Merge Sort Counting Technique ✅ Optimal Java Solution ✅ Complete Dry Run ✅ Time & Space Complexity Analysis If you're preparing for Coding Interviews, LeetCode Hard problems, or Competitive Programming, this problem is an excellent example of combining Prefix Sums with Merge Sort. 💻 Language: Java 📌 Problem: Leetcode 3739 - Count Subarrays With Majority Element II 🚀 Subscribe for: • Daily Leetcode Solutions • Hard Problem Explanations • Merge Sort Techniques • Prefix Sum Problems • DSA for Placements • Java Interview Preparation If this video helps you, don't forget to Like 👍, Share 🚀 and Subscribe 🔔. #leetcode #leetcode3739 #dailychallenge #leetcode #leetcode3739 #countsubarrayswithmajorityelementii #dailychallenge #leetcodedailychallenge #hardproblem #mergesort #prefixsum #algorithms #datastructures #java #javaprogramming #coding #competitiveprogramming #codinginterview #interviewpreparation #placements #studyplacement #softwareengineer #dsa