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Data Structures for Coding Interviews in Python

Structure of a Trie

Explore the foundational structure of tries by learning how each trie node represents characters and their children. Understand the Python implementation of trie and trie nodes, focusing on storing and searching words efficiently.

We'll cover the following...

Introduction #

In this lesson, we will take a look at the basic structure of a trie and then build a class in Python based on what we’ve studied.

g t t o o t->o h h t->h p p o->p u u h->u e e h->e s s u->s i i e->i r r i->r Root Root Root->t
Trie containing "top", "thus" and "their".

The Trie Node Class

The node of a trie represents a letter. For example, if you want to insert “hello” in the ...