DP - Subsequences
Total Problems: 12
Completed: 12 (100%)
📚 Pattern Master Notes
DP - Subsequences - 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 | 0 | 0 | 0 | 0% |
| 🟡 Medium | 10 | 10 | 0 | 100% |
| 🔴 Hard | 2 | 2 | 0 | 100% |
Problems
| # | Problem | Difficulty | Status | Confidence |
|---|---|---|---|---|
| 225 | Perfect Squares | M | ✅ | HGH |
| 226 | Coin Change | M | ✅ | HGH |
| 227 | Combination Sum IV | M | ✅ | HGH |
| 228 | Partition Equal Subset Sum | M | ✅ | MED |
| 229 | Ones and Zeroes | M | ✅ | HGH |
| 230 | Target Sum | M | ✅ | HGH |
| 231 | Coin Change 2 | M | ✅ | MED |
| 232 | 2 Keys Keyboard | M | ✅ | MED |
| 233 | Last Stone Weight II | M | ✅ | LOW |
| 234 | Number of Dice Rolls With Target Sum | M | ✅ | HGH |
| 235 | Partition to K Equal Sum Subsets | H | ✅ | LOW |
| 236 | Minimum Difficulty of a Job Schedule | H | ✅ | LOW |
Last Updated: 2026-02-13 19:40:00
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