🧩 Level 7 - Puzzle #400
📊 Legend
⭐ Master
📝 139 Steps
🔧 14 Techniques
🎯 Current State
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🔧 Techniques Used
Hidden Single
50×
Pointing/Claiming
36×
ALS-XZ
17×
Naked Pair
7×
Naked Quad
7×
X-Wing
6×
Trial & Error
4×
Naked Single
3×
Naked Triple
2×
Swordfish
2×
Pointing
2×
2-String Kite
1×
XY-Wing
1×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
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