Find the Missing Number in JavaScript: Performance Optimization Guide
Автор: RevivedCode
Загружено: 2025-05-22
Просмотров: 519
Описание:
#educationalcontent #careerdevelopment #programmingtutorial #codingeducation #jobinterviewtips #techcareer #softwaredevelopment
🎯 Struggling with coding interview problems? In this video, we break down a **classic problem**: how to find the missing number in an array that contains all numbers from `0` to `n`, except one.
We’ll solve it using *JavaScript* with a clean and efficient approach — the **sum formula method**. Perfect for FAANG interviews, LeetCode prep, and JavaScript beginners!
🧠 Problem: Given an array of `n` distinct numbers from `0` to `n`, find the missing one.
📌 Example: [3, 0, 1] → Missing number = 2
✅ Topics Covered:
Step-by-step logic
JavaScript `reduce` method
Sum formula trick
Time and space complexity
Coding interview tips
🔥 Don’t forget to **Like**, **Subscribe**, and turn on the 🔔 for more daily coding problems and full interview prep guides!
Github
https://github.com/revivedcode/Javasc...
#JavaScript #CodingInterview #MissingNumber #LeetCode #TechInterview #FrontendDeveloper #JavaScriptTutorial #DSA #WebDev #learnjavascript #javascriptforbeginners #frontendinterviewquestions #jsinterviewquestions #developerlife #codingchallenge #softwareengineerinterview #javascriptpractice
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