Daily Killer Sudoku Competition for Dec 13

Number 4275, Tough
107 people took an average of 22 minutes to correctly complete this puzzle

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Future Puzzle - will be submitted on the relevant day

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
14
 
 
16
11
11
 
4
 
17
21
 
 
 
7
 
20
 
 
 
17
10
12
 
6
 
16
 
 
 
 
21
 
 
 
 
3
 
 
 
 
17
16
10
 
12
12
 
13
 
 
 
20
14
 
15
 
 
 
 
 
 
 
 
 
9
 
8
21
 
 
 
12
 
10
 
 
 
10