Weekly Extreme Killer Sudoku Competition for Jul 7 to Jul 13

Number 668, Extreme
by Crosswords Ltd. December 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
12
28
9
12
 
19
 
5
 
 
 
 
21
 
 
 
5
 
 
 
 
20
16
13
 
16
 
25
 
 
 
 
 
10
 
 
 
 
 
 
 
25
18
 
 
8
 
 
20
 
 
 
28
 
12
 
 
 
 
 
7
 
18
10
 
17
14
 
 
 
 
 
4
 
 
 
13