🧩 Level 7 - Puzzle #280
📊 Legend
⭐ Master
📝 118 Steps
🔧 12 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
54×
Pointing/Claiming
34×
Forcing Chain
7×
X-Wing
6×
Swordfish
5×
Naked Quad
3×
Locked Candidates
2×
Trial & Error
2×
Naked Pair
2×
Naked Triple
1×
ALS-XZ
1×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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