5 LeetCode Problems You MUST Solve 🔥 | Arrays + HashMap | Two Sum, Majority, Move Zeros | Part 2 скачать в хорошем качестве

5 LeetCode Problems You MUST Solve 🔥 | Arrays + HashMap | Two Sum, Majority, Move Zeros | Part 2

🚀 Array Basics Part 2 – Interview Important Problems In this video, we solve 5 must-do LeetCode array problems using efficient approaches like: ✅ HashMap ✅ Two Pointer Technique ✅ Prefix Logic ✅ Mathematical Formula ✅ One Pass Optimization 🔥 Problems Covered: 1️⃣ Move Zeros to End – LC 283 2️⃣ Missing Number (1 to n) – LC 268 3️⃣ Majority Element – LC 169 4️⃣ Two Sum – LC 1 5️⃣ Best Time to Buy & Sell Stock – LC 121 These problems are frequently asked in: • Coding Interviews • TCS / Infosys / Wipro • Product Based Companies • LeetCode Practice • Placement Preparation 💡 Concepts Covered: HashMap frequency counting getOrDefault() usage Two pointer technique Sliding logic Mathematical sum formula One pass optimization 📌 If you are preparing for placements or coding interviews, this video is a must watch! #arrays