Rearrange Array Elements by Sign | Leetcode 2149 | Java | Brute-Best Solution Explained

In this video, we solve Leetcode 2149: Rearrange Array Elements by Sign using Java and JavaScript. We cover three approaches: ✅ Brute Force ✅ Best (Optimal) This is a great data structures and algorithms problem for learning how to alternate positive and negative integers while maintaining order. Perfect for coding interviews! 🔍 Problem Link: https://leetcode.com/problems/rearrange-array-elements-by-sign/ 📌 What you'll learn: - How to maintain relative order - Efficient 1-pass array solution - Java vs JavaScript syntax comparison 🚀 Code implementation in: - JavaScript (Node.js) 💡 Watch till the end to understand optimal approach! Timestamps: 00:00 Introduction 00:15 Problem statement 01:48 Understanding problem 04:40 Brute force solution explained 05:58 Pseudo code for brute force solution 10:18 Optimal solution explained 17:45 Optimal solution execution in leetcode 20:17 Wrap up On this channel, you'll find: ✅ Beginner to Advanced DSA Tutorials (Arrays, Linked Lists, Trees, Graphs, Dynamic Programming & more!) ✅ Coding Interview Preparation (Google, Microsoft, Amazon, FAANG & top tech companies) ✅ LeetCode, CodeChef, HackerRank Solutions with in-depth explanations ✅ System Design & Competitive Programming Tips 🎯 Whether you're a beginner starting your DSA journey or a pro sharpening your problem-solving skills, this channel has something for you!🔔 Subscribe now & start your DSA mastery journey today! 📌 Follow us for updates & extra content: 📱Instagram: https://www.instagram.com/maheshrd999/ 🌐 LinkedIn: https://www.linkedin.com/in/mahesh-dharwad-b4839267/ #Leetcode2149 #JavaScriptDSA #JavaDSA #leetcodesolutions