Weekly Extreme Killer Sudoku Competition for Jan 17 to Jan 23

Number 487, Extreme
by Crosswords Ltd. January 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
13
 
10
 
7
 
15
 
 
8
16
 
13
18
 
8
16
 
 
 
9
 
 
18
 
 
18
8
9
 
13
 
 
 
 
 
 
 
 
12
 
 
12
15
4
20
 
12
 
13
 
 
 
 
 
18
10
 
10
11
 
17
7
 
 
 
 
 
 
 
 
 
8
 
 
13
 
12
 
12