Tag: a-hash

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

• LeetCode 2539 LintCode 3855 Count the Number of Good Subsequences

  Published:Mar 21, 2025 |  at 06:23 AM

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

• LeetCode 1166 LintCode 3677 Design File System

  Published:Jan 28, 2025 |  at 06:23 AM

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

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

  Published:Jan 17, 2025 |  at 06:23 AM

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

• LeetCode 1400 Construct K Palindrome Strings

  Published:Jan 9, 2025 |  at 06:23 AM

  Solutions for LeetCode 1400, medium, tags: hash table, string, greedy, counting.

• LeetCode 916 LintCode 1726 Word Subsets

  Published:Jan 8, 2025 |  at 06:23 AM

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

• LeetCode 1930 Unique Length-3 Palindromic Subsequences

  Published:Jan 5, 2025 |  at 06:23 AM

  Solutions for LeetCode 1930, medium, tags: hash table, string, bit manipulation, prefix sum.