Posts

All the articles I've posted.

• LeetCode 739 Daily Temperatures

  6 Aug, 2026

  Solutions for LeetCode 739, medium, tags: array, stack, monotonic stack.

• System Design - How WebAssembly (Wasm) Works

  6 Aug, 2026

  How WebAssembly works: binary format, stack-based virtual machine, module structure, linear memory model, compilation from source languages, and the security sandbox.

• LeetCode 316 Remove Duplicate Letters

  5 Aug, 2026

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

• LeetCode 778 Swim in Rising Water

  5 Aug, 2026

  Solutions for LeetCode 778, hard, tags: array, binary search, depth-first search, breadth-first search, union find, heap (priority queue), matrix.

• LeetCode 678 Valid Parenthesis String

  4 Aug, 2026

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

• LeetCode 337 House Robber III

  4 Aug, 2026

  Solutions for LeetCode 337, medium, tags: tree, dfs, dynamic programming, binary tree.