prefix tree

Building an autocomplete system using Trie

Introduction Few days back I wrote a post about the Trie data structure. This post is a continuation to it, and intends to introduce some practical problems which Trie solves. An autocomplete system is a perfect use case. Many of the websites use this feature to help there users with suggestions & autocomplete. Also, in this post we will define a Trie interface and then work through this problem statement. An autocomplete system using Trie As we know from the previous text that a Trie is a tree like data structure which stores words such that the search for a word is proportional to ...
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