Weekly Extreme Killer Sudoku Competition for Dec 13 to Dec 19

Number 169, Extreme
by Crosswords Ltd. August 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
16
20
 
15
 
 
8
15
6
 
 
 
20
 
16
 
 
 
 
11
 
 
 
 
15
6
7
10
 
15
 
 
 
 
 
 
7
 
27
 
 
 
 
11
 
7
15
14
18
10
 
 
12
 
 
 
 
 
10
7
 
 
22
10
10
7
 
 
 
17
 
 
 
 
 
21