🧩 Level 4 - Puzzle #027
📊 Professional
⭐ Hard
📝 75 Steps
🔧 6 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
49×
Naked Triple
9×
Naked Quad
7×
Pointing/Claiming
6×
Naked Single
2×
Swordfish
2×
📋 Solution Steps
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