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lisudoku
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TV
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My solves (0)
Trainer
Learn
TV
Solver
Offline
Feedback?
My solves (0)
Auto
Theme
Sign In
Trainer
Hidden Single or Naked Single
Technique
1
5
2
4
3
2
5
8
3
5
6
4
2
4
2
5
2
5
5
9
8
7
2
6
3
4
1
8
6
5
7
4
4
6
7
5
8
3
5
3
9
1
2
3
4
5
6
7
8
9
Find a digit
Hidden Single or Naked Single
View solutions
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