🧩 Level 4 - Puzzle #013

📊 Professional ⭐ Hard 📝 79 Steps 🔧 5 Techniques

🎯 Current State

Loading grid...

🔧 Techniques Used

Hidden Single 53×
Pointing/Claiming 19×
ALS-XZ 4×
Naked Single 2×
XY-Wing 1×

📋 Solution Steps

Loading steps...