🧩 Level 7 - Puzzle #018
📊 Legend
⭐ Master
📝 136 Steps
🔧 11 Techniques
🎯 Current State
Loading grid...
← Previous
Step 0 / 136
Next →
🔧 Techniques Used
Hidden Single
52×
Naked Quad
24×
Swordfish
24×
Naked Triple
14×
Trial & Error
6×
Pointing/Claiming
5×
Locked Candidates
4×
Naked Single
2×
ALS-XZ
2×
Forcing Chain
2×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
Expand All
Collapse All
Loading steps...
← Previous
Level 7 Index
Next →