Weekly Extreme Killer Sudoku Competition for Apr 12 to Apr 18

Number 447, Extreme
by Crosswords Ltd. April puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by the end of Saturday, Apr 18 23:59 EST, USA

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
14
23
 
22
12
 
 
25
 
 
 
 
 
 
9
 
 
 
 
 
10
15
 
 
11
 
9
11
 
 
 
8
 
11
 
 
6
 
22
 
 
 
 
17
 
12
10
 
7
 
9
11
4
 
 
13
 
14
27
 
 
27
14
19
 
 
 
 
 
 
 
 
 
 
13