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How to solve Videos Forum Timed Rankings Books Specials Print 25 Sep 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 569 times
abcd
1 
6+
7+

2-
2 


15+

3 
2-
4


4 




total
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