7 docs tagged with "union-find"

Count Sub Islands

LeetCode 2035 | Difficulty: Medium

Find if Path Exists in Graph

LeetCode 2121 | Difficulty: Easy

Island Problems

A collection of classic grid/matrix traversal problems using DFS/BFS. These problems share a common pattern of exploring connected components in a 2D grid.

Longest Consecutive Sequence

LeetCode 128 | Difficulty: Medium

Max Area of Island

LeetCode 695 | Difficulty: Medium

Number of Closed Islands

LeetCode 1380 | Difficulty: Medium

Number of Provinces

LeetCode 547 | Difficulty: Medium