🧩 Level 7 - Puzzle #258
📊 Legend
⭐ Master
📝 94 Steps
🔧 10 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
46×
Pointing/Claiming
20×
Forcing Chain
9×
Naked Single
6×
Naked Pair
5×
XY-Wing
3×
Trial & Error
2×
Swordfish
1×
Locked Candidates
1×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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