Tag: a-string

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

• LeetCode 567 Permutation in String

  7 Jun, 2026

  Solutions for LeetCode 567, medium, tags: hash table, two pointers, string, sliding window.

• LeetCode 1249 Minimum Remove to Make Valid Parentheses

  6 Jun, 2026

  Solutions for LeetCode 1249, medium, tags: string, stack.

• LeetCode 438 Find All Anagrams in a String

  6 Jun, 2026

  Solutions for LeetCode 438, medium, tags: hash table, string, sliding window.

• LeetCode 1143 Longest Common Subsequence

  4 Jun, 2026

  Solutions for LeetCode 1143, medium, tags: string, dynamic programming.

• LeetCode 647 Palindromic Substrings

  30 May, 2026

  Solutions for LeetCode 647, medium, tags: string, dynamic programming, two pointers.

• LeetCode 763 Partition Labels

  25 May, 2026

  Solutions for LeetCode 763, medium, tags: hash table, two pointers, string, greedy.