🧩 Level 4 - Puzzle #074

📊 Professional ⭐ Hard 📝 76 Steps 🔧 5 Techniques

🎯 Current State

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🔧 Techniques Used

Hidden Single 52×
Pointing/Claiming 17×
Naked Single 3×
Naked Pair 2×
Naked Quad 2×

📋 Solution Steps

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