Weekly Extreme Killer Sudoku Competition for Feb 5 to Feb 11

Number 855, 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
14
 
15
13
 
20
 
8
 
 
 
 
 
20
 
7
9
 
17
 
21
 
 
10
 
14
11
 
 
 
21
 
 
 
 
 
14
 
 
17
 
 
17
 
 
12
9
6
 
 
 
14
 
19
 
 
 
 
16
 
 
 
 
9
 
 
15
 
18
14
13
 
12