Weekly Extreme Killer Sudoku Competition for Feb 16 to Feb 22

Number 961, Extreme
by Crosswords Ltd. February puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by the end of Saturday, Feb 22 23:59 EST, USA

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
12
 
9
 
3
 
13
 
20
16
 
12
 
19
18
 
 
 
 
20
 
 
 
13
3
 
 
 
 
20
21
 
 
11
29
 
17
 
 
 
 
 
 
 
 
 
 
 
8
12
 
 
13
16
15
12
 
 
 
13
 
 
 
 
18
 
 
 
 
 
 
 
 
7
 
17
 
9
 
9