🧩 Level 7 - Puzzle #177
📊 Legend
⭐ Master
📝 221 Steps
🔧 13 Techniques
🎯 Current State
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🔧 Techniques Used
Pointing/Claiming
92×
Hidden Single
53×
Swordfish
15×
Trial & Error
14×
Naked Quad
10×
X-Wing
8×
Naked Triple
7×
Forcing Chain
6×
Hidden Pair
5×
Pointing
4×
Inferred
4×
ALS-XZ
2×
Naked Single
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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