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How to solve Videos Forum Timed Rankings Books PDF Print Subscribe 22 Apr 2021
Easy:
4×4
5×5
Sudoku
Medium:
4×4
5×5
6×6
8×8
Killer
Sudoku
Difficult:
4×4
5×5
6×6
8×8
12×12
Extra
Difficult 8 × 8, Rating: ★★★★★  Points: 8     Solved 170 times
abcdefgh
1 
144×

2-
5-
4 mod

1 mod
6
2 




0 mod


1
3 
48×


5
1 mod

56×

4 
5-

4
19+

0 mod

2 mod
5 

30×

2

0 mod
4 mod

6 
0 mod

2-

1 mod


2 mod
7 

1-
2 mod


4
1 mod

8 
5

3 :

42×


4

Note: this puzzle also uses the modulo operator mod
a mod b = r means that when dividing a by b, the remainder is r. For example, 5 mod 2 = 1, and 3 mod 5 = 3.
Look here for some more explanations.


total
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