Weekly Extreme Killer Sudoku Competition for Jan 11 to Jan 17

Number 6336, Extreme
by Crosswords Ltd. January puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by the end of Saturday, Jan 17 23:59 EST, USA

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
13
 
10
 
 
16
 
19
13
14
 
14
 
 
 
 
 
 
 
17
 
18
 
7
 
7
 
 
12
 
 
17
 
 
15
3
15
 
27
 
 
 
 
 
 
 
 
14
 
 
9
22
 
20
6
 
10
 
 
 
 
 
 
12
22
 
10
14
 
 
8
 
 
 
 
 
21