Tag: a-string

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

• LeetCode 316 Remove Duplicate Letters

  5 Aug, 2026

  Solutions for LeetCode 316, medium, tags: string, stack, monotonic stack, greedy.

• LeetCode 678 Valid Parenthesis String

  4 Aug, 2026

  Solutions for LeetCode 678, medium, tags: string, greedy, stack, dynamic programming.

• LeetCode 71 Simplify Path

  16 Jun, 2026

  Solutions for LeetCode 71, medium, tags: string, stack.

• LeetCode 115 Distinct Subsequences

  14 Jun, 2026

  Solutions for LeetCode 115, hard, tags: string, dynamic programming.

• LeetCode 516 Longest Palindromic Subsequence

  12 Jun, 2026

  Solutions for LeetCode 516, medium, tags: string, dynamic programming.

• LeetCode 402 Remove K Digits

  8 Jun, 2026

  Solutions for LeetCode 402, medium, tags: string, stack, monotonic stack, greedy.