Web Reference: A trie (pronounced as "try") or prefix tree is a tree data structure used to efficiently store and retrieve keys in a dataset of strings. There are various applications of this data structure, such as autocomplete and spellchecker. In-depth solution and explanation for LeetCode 208. Implement Trie (Prefix Tree) in Python, Java, C++ and more. Intuitions, example walk through, and complexity analysis. Better than official and forum solutions. A prefix tree (also known as a trie) is a tree data structure used to efficiently store and retrieve keys in a set of strings. Some applications of this data structure include auto-complete and spell checker systems.
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Leetcode 208 Implement Trie Prefix Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $17M - $28M
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Last Updated: April 15, 2026
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