🧩 Level 4 - Puzzle #239

📊 Professional ⭐ Hard 📝 77 Steps 🔧 5 Techniques

🎯 Current State

Loading grid...

🔧 Techniques Used

Hidden Single 55×
Pointing/Claiming 14×
Naked Triple 6×
XYZ-Wing 1×
Naked Pair 1×

📋 Solution Steps

Loading steps...