Weekly Extreme Killer Sudoku Competition for Jan 15 to Jan 21

Number 278, Extreme
by Crosswords Ltd. March 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
11
 
19
 
 
14
11
 
21
16
 
 
7
 
 
 
7
 
11
 
13
7
 
16
 
 
 
 
21
 
10
 
9
 
 
 
 
 
 
14
 
 
16
20
 
13
10
 
 
14
 
 
 
14
 
9
7
 
14
 
 
 
 
 
 
22
 
5
 
17
 
 
 
17
 
 
9
 
 
11