Candy Crush

Longest Line of Consecutive One in Matrix

Lonely Pixel I

Construct ancestor matrix from a binary tree

November 26, 2024 · 4 min ·  Tags List of tags for the post   matrix ·  tree-ds ·  Last updated: Aug 2, 2025

Construct binary tree from an ancestor matrix

November 26, 2024 · 5 min ·  Tags List of tags for the post   matrix ·  tree-ds ·  Last updated: Aug 2, 2025

The Maze 1

The Maze 2

The Maze 3

Sliding Puzzle

Maximum Matrix Sum

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