🧩 Level 4 - Puzzle #306

📊 Professional ⭐ Hard 📝 73 Steps 🔧 5 Techniques

🎯 Current State

Loading grid...

🔧 Techniques Used

Hidden Single 53×
Pointing/Claiming 13×
Naked Triple 3×
XYZ-Wing 2×
Naked Single 2×

📋 Solution Steps

Loading steps...