DP - State Machines
Total Problems: 5
Completed: 5 (100%)
📚 Pattern Master Notes
DP - State Machines - 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 | 2 | 2 | 0 | 100% |
| 🔴 Hard | 2 | 2 | 0 | 100% |
Problems
| # | Problem | Difficulty | Status | Confidence |
|---|---|---|---|---|
| 259 | Best Time to Buy and Sell Stock | E | ✅ | HGH |
| 260 | Best Time to Buy and Sell Stock II | M | ✅ | HGH |
| 261 | Best Time to Buy and Sell Stock with Cooldown | M | ✅ | HGH |
| 262 | Best Time to Buy and Sell Stock III | H | ✅ | HGH |
| 263 | Best Time to Buy and Sell Stock IV | H | ✅ | HGH |
Last Updated: 2026-02-13 19:40:00
Auto-generated from CSV by update_progress.py