https://answer.freetools.me/tags/%E5%AD%97%E5%85%B8%E6%A0%91/ Recent content in 字典树 on Answer Hugo -- 0.152.2 zh-cn Sun, 08 Mar 2026 20:47:56 +0800 https://answer.freetools.me/%E5%AD%97%E5%85%B8%E6%A0%91trie%E7%94%A8%E5%85%B1%E4%BA%AB%E5%89%8D%E7%BC%80%E6%8A%8A%E5%AD%97%E7%AC%A6%E4%B8%B2%E6%A3%80%E7%B4%A2%E4%BB%8Eon%E9%99%8D%E5%88%B0ol/ Sun, 08 Mar 2026 20:47:56 +0800 https://answer.freetools.me/%E5%AD%97%E5%85%B8%E6%A0%91trie%E7%94%A8%E5%85%B1%E4%BA%AB%E5%89%8D%E7%BC%80%E6%8A%8A%E5%AD%97%E7%AC%A6%E4%B8%B2%E6%A3%80%E7%B4%A2%E4%BB%8Eon%E9%99%8D%E5%88%B0ol/ 一篇系统讲解字典树(Trie)数据结构的深度教程，从核心原理到LeetCode经典题目（208/211/212/421/648/677/720/1268等）的完整Java实现与复杂度分析，涵盖前缀匹配、自动补全、IP路由等实际应用场景。