data-structures-for-disjoint-sets

Community

Explain and analyze disjoint-set structures.

AuthorArcadi4
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This skill helps you reason about disjoint-set data structures (union-find) and correctness of MAKE-SET, FIND-SET, and UNION, while comparing representations (linked lists vs forests) and their impact on performance invariants.

Core Features & Use Cases

  • Understand partition invariants and representative contracts for dynamic connectivity problems.
  • Analyze performance bounds including amortized costs and inverse-Ackermann, across union-by-rank and path compression variants.
  • Apply to offline algorithms such as offline minimum and Tarjan offline LCA, as well as general incremental connectivity tasks.

Quick Start

Run a complete DSU walkthrough: initialize sets with MAKE-SET, perform unions for graph edges, then answer connectivity queries with FIND-SET.

Dependency Matrix

Required Modules

None required

Components

Standard package

💻 Claude Code Installation

Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.

Please help me install this Skill:
Name: data-structures-for-disjoint-sets
Download link: https://github.com/Arcadi4/nerdy/archive/main.zip#data-structures-for-disjoint-sets

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
View Source Repository

Agent Skills Search Helper

Install a tiny helper to your Agent, search and equip skill from 471,000+ vetted skills library on demand.