Tag: a-hash

All the articles with the tag "a-hash".

• LeetCode 2539 LintCode 3855 Count the Number of Good Subsequences

  21 Mar, 2025

  Solutions for LeetCode 2539 LintCode 3855, hard, tags: enumerate, string, hash table, math, combinatorics, counting.

• LeetCode 1166 LintCode 3677 Design File System

  28 Jan, 2025

  Solutions for LeetCode 1166 LintCode 3677, medium, tags: hash table, trie, string, design.

• LeetCode 532 LintCode 1187 K-diff Pairs in An Array

  17 Jan, 2025

  Solutions for LeetCode 532 LintCode 1187, medium, tags: array, hash table, counting, two-pointers, binary-search; companies: nvidia, amazon.

• LeetCode 916 LintCode 1726 Word Subsets

  8 Jan, 2025

  Solutions for LeetCode 916 LintCode 1726, medium, tags: array, hash table, string.

• Programmer Strings

  29 Dec, 2024

  Solutions for Programmer Strings, hard, tags: string, hash table.

• LeetCode 1650 LintCode 474 Lowest Common Ancestor of a Binary Tree III

  9 Dec, 2024

  Solutions for LeetCode 1650 LintCode 474, medium, tags: binary tree, hash table, two pointers; companies: microsoft.