Zengrui WangBinary Tree Threading & Morris In-order TraversalI was doing a Leetcode question: Recover Binary Search Tree. In the follow-up, it asks if you can solve it with O(1) space complexity which…·4 min read·Apr 20, 2022----
Zengrui WangExcuse me, that’s MY SPOT!Every Jack has his Jill. Every man can expect to have his partner.·4 min read·Feb 13, 2021----
Zengrui WangSolving Tree-related ProblemsA tree data structure can be defined recursively as a collection of nodes (starting at a root node), where each node is a data structure…4 min read·Jun 29, 2020--1--1
Zengrui WangRESTful, Resource-Oriented ArchitectureI am currently reading the book “RESTful Web Service”, before this I have very limited knowledge about REST to the point that I even don’t…5 min read·Mar 18, 2019----
Zengrui WangSliding Window TechniqueSliding window technique is useful for solving problems in array or string, especially it is considered as a technique that could reduce…·5 min read·Apr 4, 2018--4--4