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How to solve Videos Forum Timed Rankings Books PDF Print 18 Feb 2020
Easy:
4×4
5×5
6×6
Killer
Sudoku
Medium:
4×4
6×6
8×8
Killer
Sudoku
Difficult:
4×4
6×6
8×8
9×9
Extra
Difficult 8 × 8, Rating: ★★★★★  Points: 8     Solved 67 times
abcdefgh
1 
14+

7|
3-

48×

2 

24×
5-

7|

13+

3 
4 :


7|
3|
16+

5|
4 

7|






5 
9+

32×

10×

7|
7|
6 
3-
1-
9+

15|



7 


8+

10|

6|

8 
3
5 :

6

7|


Note: this puzzle also uses the bitwise OR operator |
(see for example this page or this forum page for an explanation)


total
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