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How to solve Videos Forum Timed Rankings Books Specials Print 21 Aug 2017
Easy:
4×4
5×5
6×6
Killer
Sudoku
Medium:
4×4
6×6
7×7
Sudoku
Difficult:
4×4
5×5
6×6
7×7
9×9
Extra
Difficult 4 × 4, Rating:   Points: 2     Solved 490 times
abcd
1 
16+


1-
2 


1-

3 
7+


9+
4 




total
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