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How to solve Videos Forum Timed Rankings Books Specials Print 24 Jul 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 5 × 5, Rating: ★★  Points: 3     Solved 98 times
abcde
1 
0-

-4×
-2+

2 
2-



1+
3 

2-
-1
2-

4 
-2×

0 :

1+
5 

1

2

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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