Weekly Extreme Killer Sudoku Competition for Dec 8 to Dec 14

Number 377, Extreme
by Crosswords Ltd. December puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by the end of Saturday, Dec 14 23:59 EST, USA
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
5
14
12
 
 
28
18
 
 
 
 
13
9
 
 
11
 
 
21
 
 
 
 
 
11
17
8
 
22
 
 
5
 
 
 
 
 
16
 
14
 
 
25
 
10
7
 
8
9
 
 
 
 
 
 
 
 
21
 
15
12
13
 
12
 
 
 
 
 
 
 
14
22
 
 
 
13