🧩 Level 7 - Puzzle #220
📊 Legend
⭐ Master
📝 110 Steps
🔧 12 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
48×
Pointing/Claiming
14×
Naked Triple
10×
Forcing Chain
10×
X-Wing
6×
Naked Pair
6×
Naked Quad
5×
Trial & Error
4×
Locked Candidates
3×
Hidden Pair
2×
Naked Single
1×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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