🧩 Level 7 - Puzzle #257

📊 Legend ⭐ Master 📝 127 Steps 🔧 12 Techniques

🎯 Current State

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🔧 Techniques Used

Hidden Single 52×
Pointing/Claiming 31×
Swordfish 12×
Subset Technique 11×
ALS-XZ 6×
Trial & Error 4×
X-Wing 4×
Pointing 2×
Naked Single 2×
XY-Wing 1×
Forcing Chain 1×
Inferred 1×

📋 Solution Steps

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