🧩 Level 7 - Puzzle #209
📊 Legend
⭐ Master
📝 105 Steps
🔧 14 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
53×
Pointing/Claiming
29×
Naked Triple
8×
Naked Quad
2×
X-Wing
2×
ALS-XZ
2×
Trial & Error
2×
Pointing
1×
Locked Candidates
1×
Naked Single
1×
Claiming
1×
Swordfish
1×
Forcing Chain
1×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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