So, you want to get good at LeetCode, especially using Java? It’s a common goal for a lot of us trying to land those tech jobs. This guide is all about helping you get there. We’ll go over how to ...

Abstract: The tree (hierarchical) structure is one of the elementary memory arrangements, used by numerous data structures – ranging from simple to relatively sophisticated ones. The most well-known ...

Lets geek out. The HackerNoon library is now ranked by reading time created. Start learning by what others read most. Lets geek out. The HackerNoon library is now ranked by reading time created. Start ...

This is a comprehensive Java implementation of my algorithm for rolling binary trees, which takes a binary tree as input and rolls it in linear time, as described in this paper. Common design patterns ...

Abstract: Binary tree traversal refers to the process of visiting each node in a specified order. There are two ways to visit a tree: recursively and non-recursively. Most references introduce tree ...