Validate Binary Search Tree (LeetCode 98) | Full solution with animations and visuals

Actual Problem: https://leetcode.com/problems/validat... Chapters: 00:00 - Intro 01:02 - Problem Statement and Description 03:29 - A level order traversal won't work 06:06 - Different tree traversals 10:07 - Using in-order traversal 12:29 - Dry-run of Code 15:27 - Final Thoughts 📚 Links to topics I talk about in the video: Level Order Traversal:    • Level order traversal of Binary Tree | Ste...   Pre-order Traversal:    • Pre-order traversal of Binary Tree | Step ...   Post-order Traversal:    • Post-order traversal of Binary Tree | Step...   In-order Traversal:    • Pre-order traversal of Binary Tree | Step ...   Binary Tree:    • Binary Trees Introduction | Different type...   Binary Search Tree:    • What is a Binary Search Tree | Animations,...   📘 A text based explanation is available at: https://studyalgorithms.com Code on Github: https://github.com/nikoo28/java-solut... Test-cases on Github: https://github.com/nikoo28/java-solut... 📖 Reference Books: Starting Learn to Code: https://amzn.to/36pU0JO Favorite book to understand algorithms: https://amzn.to/39w3YLS Favorite book for data structures: https://amzn.to/3oAVBTk Get started for interview preparation: https://amzn.to/39ysbkJ 🔗 To see more videos like this, you can show your support on: https://www.buymeacoffee.com/studyalg... 🎥 My Recording Gear: Recording Light: https://amzn.to/3pAqh8O Microphone: https://amzn.to/2MCX7qU Recording Camera: https://amzn.to/3alg9Ky Tablet to sketch and draw: https://amzn.to/3pM6Bi4 Surface Pen: https://amzn.to/3pv6tTs Laptop to edit videos: https://amzn.to/2LYpMqn 💻 Get Social 💻 Follow on Facebook at:   / studyalgos   Follow on Twitter at:   / studyalgorithms   Follow on Tumblr at:   / studyalgos   Subscribe to RSS feeds: https://studyalgorithms.com/feed/ Join fan mail: http://eepurl.com/g9Dadv #leetcode #programming #interview