> 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/hash-table.md).

# 哈希表

- [赎金信](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/ransom-note.md)
- [两数之和](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/two-sum.md)
- [快乐数](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/is-happy.md)
- [同构字符串](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/isomorphic-strings.md)
- [单词规律](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/word-pattern.md)
- [有效的字母异位词](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/valid-anagram.md)
- [字母异位词分组](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/group-anagrams.md)
- [存在重复元素 II](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/contains-duplicate-ii.md)
- [最长连续序列](https://leetcodebook-1.gitbook.io/top-interview-150/hash-table/longest-consecutive-sequence.md)