🧩 Level 7 - Puzzle #137

📊 Legend ⭐ Master 📝 131 Steps 🔧 13 Techniques

🎯 Current State

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🔧 Techniques Used

Hidden Single 52×
Pointing/Claiming 23×
Naked Quad 11×
Forcing Chain 9×
ALS-XZ 6×
Naked Pair 6×
Trial & Error 6×
Subset Technique 5×
Hidden Pair 4×
Inferred 3×
Claiming 2×
X-Wing 2×
XY-Wing 2×

📋 Solution Steps

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