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How to solve Videos Forum Timed Rankings Books PDF Print 21 Jul 2018
Easy:
4×4
6×6
Sudoku
Medium:
4×4
6×6
8×8
Sudoku
Difficult:
4×4
6×6
8×8
9×9
Killer
Extra
Difficult 9 × 9, Rating: ★★★★★  Points: 10     Solved 340 times
abcdefghi
1 
441×
5+

48×

1
120×

9
2 


2160×


320×



3 

20+


7



11+
4 
3


3-
36×
1296×
7
2-

5 
0-

8 :





1
6 

11+

10+


432×

1-
7 
18+

7

4-


21+

8 


10+
3 :


2


9 
3-



2-

8 :

7
total
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