Graphs - Union Find
Total Problems: 6
Completed: 6 (100%)
📚 Pattern Master Notes
Graphs - Union Find - Complete Guide
This comprehensive guide includes: - 🧠 Pattern recognition & problem-solving mindset - 🎯 Sub-patterns and variations - 🏆 Golden templates and code examples - ⚠️ Common pitfalls and debugging tips - 📊 Decision trees and quick reference tables
💡 Tip: Read the notes before starting problems to build intuition!
Progress by Difficulty
| Difficulty | Total | Completed | Remaining | Percentage |
|---|---|---|---|---|
| 🟢 Easy | 1 | 1 | 0 | 100% |
| 🟡 Medium | 4 | 4 | 0 | 100% |
| 🔴 Hard | 1 | 1 | 0 | 100% |
Problems
| # | Problem | Difficulty | Status | Confidence |
|---|---|---|---|---|
| 195 | Number of Provinces | E | ✅ | LOW |
| 196 | Graph Valid Tree | M | ✅ | HGH |
| 197 | Number of Connected Components | M | ✅ | HGH |
| 198 | Redundant Connection | M | ✅ | MED |
| 199 | Accounts Merge | M | ✅ | MED |
| 200 | Satisfiability of Equality Equations | H | ✅ | HGH |
Last Updated: 2026-02-13 19:40:00
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