C Academy · Lesson

Trees and Graphs

Explore tree and graph structures for hierarchical and networked data representations.

1

Trees and Graphs in C

Trees and graphs are non-linear data structures used to represent hierarchical and networked data.

In this lesson, you will learn:

How trees and graphs are structured.
How to implement a binary tree in C.
How to represent graphs using adjacency lists and matrices.

Trees and Graphs — illustration 1

2

What is a Tree?

A tree is a hierarchical data structure consisting of nodes.

Key terms:

Root - The top node.
Parent and Child - Nodes connected directly.
Leaf - A node with no children.

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