话题分类 > 字典树
| # | 题目 | 标签 | 难度 |
|---|---|---|---|
| 1948 | 删除系统中的重复文件夹 | [字典树] [数组] [哈希表] [字符串] [哈希函数] | Hard |
| 1858 | 包含所有前缀的最长单词 🔒 | [深度优先搜索] [字典树] | Medium |
| 1804 | 实现 Trie （前缀树） II 🔒 | [设计] [字典树] [哈希表] [字符串] | Medium |
| 1803 | 统计异或值在范围内的数对有多少 | [位运算] [字典树] [数组] | Hard |
| 1707 | 与数组中元素的最大异或值 | [位运算] [字典树] [数组] | Hard |
| 1698 | 字符串的不同子字符串个数 🔒 | [字典树] [字符串] [后缀数组] [哈希函数] [滚动哈希] | Medium |
| 1316 | 不同的循环子字符串 | [字典树] [字符串] [动态规划] [滑动窗口] [哈希函数] [滚动哈希] | Hard |
| 1268 | 搜索推荐系统 | [字典树] [数组] [字符串] | Medium |
| 1233 | 删除子文件夹 | [字典树] [数组] [字符串] | Medium |
| 1178 | 猜字谜 | [位运算] [字典树] [数组] [哈希表] [字符串] | Hard |
| 1166 | 设计文件系统 🔒 | [设计] [字典树] [哈希表] [字符串] | Medium |
| 1065 | 字符串的索引对 🔒 | [字典树] [数组] [字符串] [排序] | Easy |
| 1032 | 字符流 | [设计] [字典树] [数组] [字符串] [数据流] | Hard |
| 1023 | 驼峰式匹配 | [字典树] [双指针] [字符串] [字符串匹配] | Medium |
| 820 | 单词的压缩编码 | [字典树] [数组] [哈希表] [字符串] | Medium |
| 792 | 匹配子序列的单词数 | [字典树] [哈希表] [字符串] [排序] | Medium |
| 758 | 字符串中的加粗单词 🔒 | [字典树] [数组] [哈希表] [字符串] [字符串匹配] | Medium |
| 745 | 前缀和后缀搜索 | [设计] [字典树] [字符串] | Hard |
| 720 | 词典中最长的单词 | [字典树] [数组] [哈希表] [字符串] [排序] | Easy |
| 692 | 前K个高频单词 | [字典树] [哈希表] [字符串] [桶排序] [计数] [排序] [堆（优先队列）] | Medium |
| 677 | 键值映射 | [设计] [字典树] [哈希表] [字符串] | Medium |
| 676 | 实现一个魔法字典 | [设计] [字典树] [哈希表] [字符串] | Medium |
| 648 | 单词替换 | [字典树] [数组] [哈希表] [字符串] | Medium |
| 642 | 设计搜索自动补全系统 🔒 | [设计] [字典树] [字符串] [数据流] | Hard |
| 616 | 给字符串添加加粗标签 🔒 | [字典树] [数组] [哈希表] [字符串] [字符串匹配] | Medium |
| 588 | 设计内存文件系统 🔒 | [设计] [字典树] [哈希表] [字符串] | Hard |
| 527 | 单词缩写 🔒 | [贪心] [字典树] [数组] [字符串] [排序] | Hard |
| 472 | 连接词 | [深度优先搜索] [字典树] [数组] [字符串] [动态规划] | Hard |
| 440 | 字典序的第K小数字 | [字典树] | Hard |
| 425 | 单词方块 🔒 | [字典树] [数组] [字符串] [回溯] | Hard |
| 421 | 数组中两个数的最大异或值 | [位运算] [字典树] [数组] [哈希表] | Medium |
| 386 | 字典序排数 | [深度优先搜索] [字典树] | Medium |
| 336 | 回文对 | [字典树] [数组] [哈希表] [字符串] | Hard |
| 212 | 单词搜索 II | [字典树] [数组] [字符串] [回溯] [矩阵] | Hard |
| 211 | 添加与搜索单词 - 数据结构设计 | [深度优先搜索] [设计] [字典树] [字符串] | Medium |
| 208 | 实现 Trie (前缀树) | [设计] [字典树] [哈希表] [字符串] | Medium |
| 140 | 单词拆分 II | [字典树] [记忆化搜索] [哈希表] [字符串] [动态规划] [回溯] | Hard |
| 139 | 单词拆分 | [字典树] [记忆化搜索] [哈希表] [字符串] [动态规划] | Medium |