In the video below, we take a closer look at Iterator Design Pattern in Java. This tutorial includes an introduction, example, and key points. Let’s get started!
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1. Prefix Tree
1.1 Description
The prefix tree is related to the greedy algorithm; let’s not talk about the relationship first.
Prefix tree is also called Trie, word search tree, etc. It is a tree structure used to store a large number of strings.
