LeetCode 303 Range Sum Query - Immutable | Prefix Sum | Beginner Friendly Explanation

LeetCode Problem 303. Range Sum Query - Immutable [ 14 April 2025 ] ? Resources & Links: Code Harmony Website: https://codeharmony.dev/ WhatsApp Channel: https://whatsapp.com/channel/0029Va8WpdlI1rchTrZU2O0l Telegram Group: https://t.me/+4z-BZ2HuwHBmZDdl Discord Server: https://discord.gg/p3vtnzFbn5 Link to My Solution: Connect with Me on LinkedIn: https://www.linkedin.com/in/sahil1012/ ? Video Overview: Dive deep into the solution for the LeetCode challenge titled '303. Range Sum Query - Immutable'. Whether you're kickstarting your coding journey or aiming for roles at tech giants like Facebook, Amazon, Apple, Netflix, or Google, this tutorial is tailored for you. We'll break down the problem step-by-step, ensuring clarity and understanding. ? Key Highlights: A comprehensive walkthrough of the problem statement. An intuitive explanation for both novice and intermediate coders. Practical insights for acing interviews with top tech companies. Code walkthrough to grasp the algorithmic approach. ? Chapters: 00:00 Understanding Problem Statement 02:48 Brute Force - Iteration 05:43 Optimized - Prefix Sum 15:15 Code - Prefix Sum Join me on this coding adventure! Let's learn, grow, and conquer challenges together. ? #dsa #codingtutorials #ProblemSolving #TechSkills #datastructures #algorithm #dsa #leetcode #leetcodesolution #googleinterview #google #amazon #adobe #developerjobs #codeharmonylab #codeharmony #intuitive #leetcodemedium #neetcode #java #simulation #string #scaler #array #search #leetcodedaily #matrix #microsoftinterviewquestion #googleinterviewquestion #adobeinterviewquestion #leetcodedpsolution #amazoninterviewquestion #appleinterviewquestion #adobeinterviewquestion #Googleinterviewquestion #metainterviewquestion #LeetCode #array #leetcodeeasy #prefixsum #beginnerfriendly #design #rangesumquery