🧩 Level 4 - Puzzle #307

📊 Professional ⭐ Hard 📝 79 Steps 🔧 7 Techniques

🎯 Current State

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🔧 Techniques Used

Hidden Single 53×
Pointing/Claiming 8×
Naked Quad 7×
Naked Triple 5×
ALS-XZ 3×
Naked Pair 2×
Naked Single 1×

📋 Solution Steps

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