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How to solve Videos Forum Timed Rankings PDF Print Subscribe   Solution 11 Oct 2021
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 5 × 5, Rating: ★★      Solved 582 times
abcde
1 
2-
-3+

2-

2 

0+

1-
1
3 
0 :
2-



4 



-3+
5 
-4×

1+


Note: in this puzzle, use the numbers from -2 to 2 instead of 1-5 !
To enter a negative number, first press the number, then the - key. To enter a negative guess, press Ctrl + the number
(so Ctrl+2 to enter -2 as a guess, for example)(use Shift + number for positive number guesses)


total
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