> For the complete documentation index, see [llms.txt](https://leetcodebook-1.gitbook.io/top-interview-150/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://leetcodebook-1.gitbook.io/top-interview-150/trie.md).

# 字典树

- [实现 Trie (前缀树)](https://leetcodebook-1.gitbook.io/top-interview-150/trie/implement-trie-prefix-tree.md)
- [添加与搜索单词 - 数据结构设计](https://leetcodebook-1.gitbook.io/top-interview-150/trie/add-and-search-word-data-structure-design.md)
- [单词搜索 II](https://leetcodebook-1.gitbook.io/top-interview-150/trie/word-search-ii.md)