Low Level Design + MultiThreading Course - 🧠 Elevator System Low-Level Design (LLD) – OOP, UML & Best Practices 📊

Article - https://codewitharyan.com/system-design/low-level-design Structured DSA (Basics to Advanced) Practice - https://codewitharyan.com/cwa-sheet/practice-problems My Uber Interview Experience - https://youtu.be/VGYJIX5yl74 My Coinbase Interview Experience - https://youtu.be/IjOC18b_dCw My American Express Inteview Experience - https://youtu.be/c3UhYefhnqk My JP Morgan & Chase Interview Experience - https://youtu.be/-jacTpY57no ..... more coming soon (along with LLD course on Second Channel) Most Frequently asked questions based on Leetcode Premium - https://codewitharyan.com/cwa-sheet/aryan-dsa-master-sheet LLD Syllabus which we gonna cover - https://codewitharyan.com/system-design/low-level-design Let's Connect: Main Channel for DSA & Live Streams - https://www.youtube.com/@ARYANMITTAL X Twitter : https://x.com/aryan_mittal007 📱Discord (Join Community) : https://discord.gg/vwUAz2pEHZ 📝Linkedin (About me): https://www.linkedin.com/in/aryan-mittal-0077 📸 Instagram: https://www.instagram.com/codewitharyanbhai 📱Telegram : https://t.me/aryan_mittal_group 🤖 Github: https://github.com/aryan-0077 ✨ Timelines✨ 0:00 - Introduction: Cracking Interviews at Top Companies 0:31 - Overview of Elevator System Design 2:23 - What the Interviewer Expects in Elevator Design Question 4:55 - Entities in Elevator Design: Elevator, Building, Controller 10:42 - User Interaction and Flow of Elevator Requests 13:43 - Design Patterns for Elevator System 20:55 - Internal vs External Elevator Requests 27:00 - Scheduling Strategy Overview 28:03 - First Come First Serve (FCFS) Algorithm 41:24 - Scan Algorithm for Elevator Movement 46:14 - Look Algorithm: Optimized Elevator Scheduling 54:34 - Code Implementation: Look Algorithm and Strategy Logic 1:02:52 - Extending Elevator Types Using Factory Pattern 1:07:10 - Final Thoughts, Best Practices, and Wrap-up ✨ Hashtags ✨ #programming #Interviews #leetcode #faang #maang #datastructures #algorithms #low-level-design #lld-by-aryan #systemdesign #lowleveldesign #systemdesigninterview #systemdesignexplanation #systemdesigninterviews #systemdeign #highleveldesign #elevatorsystemdesign #lowlevelsystemdesignroadmap #lowleveldesigninterview #lowleveldesigninterviewquestions #lowlevelsystemdesign #parkinglotsystemdesign #lowlevelsystemdesignuditagarwal #lowleveldesignthecodemate #systemdesigntutorial #objectorientedsystemdesign #objectorienteddesign