🧩 Level 4 - Puzzle #259

📊 Professional ⭐ Hard 📝 79 Steps 🔧 5 Techniques

🎯 Current State

Loading grid...

🔧 Techniques Used

Hidden Single 49×
Pointing/Claiming 16×
Naked Pair 6×
Naked Triple 4×
Naked Single 4×

📋 Solution Steps

Loading steps...