🧩 Level 7 - Puzzle #223

📊 Legend ⭐ Master 📝 157 Steps 🔧 14 Techniques

🎯 Current State

Loading grid...

🔧 Techniques Used

Hidden Single 50×
Pointing/Claiming 46×
Naked Quad 16×
Claiming 10×
Naked Pair 8×
Trial & Error 6×
Forcing Chain 5×
X-Wing 4×
Naked Single 3×
Subset Technique 3×
ALS-XZ 2×
Inferred 2×
XY-Wing 1×
Locked Candidates 1×

📋 Solution Steps

Loading steps...