🧩 Level 7 - Puzzle #290

📊 Legend ⭐ Master 📝 118 Steps 🔧 11 Techniques

🎯 Current State

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🔧 Techniques Used

Hidden Single 55×
Subset Technique 17×
Pointing/Claiming 15×
Naked Quad 8×
Trial & Error 6×
Forcing Chain 5×
Locked Candidates 4×
ALS-XZ 4×
X-Wing 2×
Turbot Fish 1×
Inferred 1×

📋 Solution Steps

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