🧩 Level 4 - Puzzle #225

📊 Professional ⭐ Hard 📝 73 Steps 🔧 5 Techniques

🎯 Current State

Loading grid...

🔧 Techniques Used

Hidden Single 50×
Pointing/Claiming 13×
Naked Quad 5×
Naked Single 4×
Naked Pair 1×

📋 Solution Steps

Loading steps...