Weekly Extreme Killer Sudoku Competition for Dec 12 to Dec 18

Number 221, Extreme
by Crosswords Ltd. April 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
20
 
19
19
 
6
 
20
 
 
 
 
 
 
10
 
 
12
17
 
 
16
13
 
9
 
 
 
 
12
 
19
 
 
6
 
11
 
 
 
 
12
 
15
 
11
 
12
 
 
8
 
14
 
16
 
 
13
 
 
23
 
 
 
13
14
 
18
 
 
20
 
 
 
7