Grokking 75: Top Coding Interview Questions
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Introduction to Tree
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Tree Basics

In computer science, a tree is a hierarchical data structure that simulates a tree-like structure with a set of connected nodes. Unlike linear data structures such as arrays or linked lists, trees allow for more complex relationships and efficient organization of data. They are particularly useful for representing data that naturally forms a hierarchy, such as file systems, organizational structures, and more.

A tree is made up of nodes that are arranged in a hierarchical structure. At the top of the hierarchy is the root node, which acts as the starting point

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