Posts

All the articles I've posted.

• LeetCode 853 Car Fleet

  24 May, 2026

  Solutions for LeetCode 853, medium, tags: array, sorting, monotonic stack.

• System Design - How CRDTs (Conflict-free Replicated Data Types) Work

  23 May, 2026

  How CRDTs enable conflict-free replication in distributed systems: state-based vs operation-based approaches, G-Counter, PN-Counter, LWW-Register, OR-Set, and real-world usage in collaborative editing, databases, and caches.

• LeetCode 435 Non-overlapping Intervals

  23 May, 2026

  Solutions for LeetCode 435, medium, tags: array, dynamic programming, greedy, sorting.

• LeetCode 621 Task Scheduler

  23 May, 2026

  Solutions for LeetCode 621, medium, tags: array, hash table, greedy, sorting, heap, counting.

• LeetCode 79 Word Search

  22 May, 2026

  Solutions for LeetCode 79, medium, tags: array, string, backtracking, matrix.

• LeetCode 5 Longest Palindromic Substring

  21 May, 2026

  Solutions for LeetCode 5, medium, tags: string, dynamic programming.