Weekly Extreme Killer Sudoku Competition for Jan 29 to Feb 4

Number 854, 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
17
 
5
 
9
 
13
 
15
18
 
7
7
15
 
17
 
 
 
 
 
 
12
 
 
 
 
15
15
 
 
8
15
 
16
16
 
21
 
12
 
 
 
 
 
 
 
 
 
 
17
 
 
 
7
23
 
8
 
8
6
20
 
 
15
 
14
 
 
 
11
 
 
 
 
11
 
12