Weekly Extreme Killer Sudoku Competition for Dec 10 to Dec 16

Number 12, Extreme
by Crosswords Ltd. October puzzle packs Now Out!. Thanks for supporting our site.
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
7
15
 
 
15
12
 
14
7
 
21
 
 
 
3
7
 
 
16
9
 
21
 
 
 
10
10
 
 
18
 
8
 
16
 
 
 
 
 
12
 
 
 
9
22
17
6
 
12
 
20
 
 
 
 
 
6
10
 
 
13
 
 
5
14
 
 
17
 
 
 
6
 
 
9
 
 
18