🧩 Level 7 - Puzzle #197
📊 Legend
⭐ Master
📝 104 Steps
🔧 10 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
49×
Pointing/Claiming
19×
X-Wing
16×
Locked Candidates
6×
Trial & Error
4×
ALS-XZ
3×
Forcing Chain
2×
Naked Single
2×
Inferred
2×
Naked Pair
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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