Weekly Extreme Killer Sudoku Competition for Oct 22 to Oct 28

Number 579, Extreme
by Crosswords Ltd. September 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
22
9
 
 
11
 
15
15
 
 
7
18
15
 
 
 
 
 
 
 
 
 
17
 
 
7
9
8
7
14
28
 
15
 
 
 
 
 
 
 
 
12
 
11
9
9
15
10
 
 
 
 
 
 
 
 
10
 
 
7
 
14
13
15
12
 
21
 
 
 
 
 
 
 
 
10
 
20