🧩 Level 7 - Puzzle #274
📊 Legend
⭐ Master
📝 99 Steps
🔧 9 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
51×
Pointing/Claiming
33×
Forcing Chain
6×
XY-Wing
2×
ALS-XZ
2×
Trial & Error
2×
Naked Quad
1×
Naked Single
1×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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