Tag: a-two-pointers

All the articles with the tag "a-two-pointers".

• LeetCode 1574 Shortest Subarray to be Removed to Make Array Sorted

  Updated: 1 May, 2026

  Solutions for LeetCode 1574, medium, tags: array, binary-search, two-pointers.

• LeetCode 15 3Sum

  19 Apr, 2026

  Solutions for LeetCode 15, medium, tags: array, two pointers, sorting, hash table.

• LeetCode 42 Trapping Rain Water

  13 Apr, 2026

  Solutions for LeetCode 42, hard, tags: array, two pointers, dynamic programming, stack, monotonic stack.

• LeetCode 1346 Check If N and Its Double Exist

  Updated: 1 May, 2025

  Solutions for LeetCode 1346, easy, tags: array, hash table, two pointers, binary search, sorting.

• LeetCode 214 LintCode 678 Shortest Palindrome (GeeksForGeeks Minimum Insertion to Form Shortest Palindrome)

  Updated: 1 May, 2025

  Solutions for LeetCode 239, LintCode 678, medium, tags: two pointers, string, kmp, rabin-karp, rolling hash.

• 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.