🧩 Level 7 - Puzzle #173
📊 Legend
⭐ Master
📝 104 Steps
🔧 10 Techniques
🎯 Current State
Loading grid...
← Previous
Step 0 / 104
Next →
🔧 Techniques Used
Hidden Single
50×
Pointing/Claiming
29×
XY-Wing
6×
Forcing Chain
6×
Naked Single
4×
Swordfish
4×
Trial & Error
2×
Locked Candidates
1×
Naked Pair
1×
Inferred
1×
📋 Solution Steps
All
Singles
Locked
Subsets
Fish
Wings
Chains
Expand All
Collapse All
Loading steps...
← Previous
Level 7 Index
Next →