Weekly Extreme Killer Sudoku Competition for Feb 14 to Feb 20

Number 178, Extreme
by Crosswords Ltd. November 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
11
11
6
19
21
 
15
 
7
 
 
 
 
 
 
 
 
 
11
 
18
 
 
11
15
17
13
20
 
 
 
 
 
 
 
 
8
17
14
21
 
 
 
 
 
 
 
 
11
 
20
16
 
 
 
 
 
 
 
 
 
13
 
19
 
20
 
12
 
12
6
13
 
8