Weekly Extreme Killer Sudoku Competition for Apr 19 to Apr 25

Number 448, 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 25 23:59 EST, USA

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
5
 
11
13
 
 
11
11
6
11
 
 
22
 
 
 
 
 
11
 
16
 
23
10
11
18
 
11
 
 
 
 
 
 
 
 
15
 
 
15
 
 
23
 
 
24
 
13
 
 
15
10
 
 
 
 
 
 
 
 
 
10
 
13
4
10
14
 
 
8
13
 
 
 
 
15
 
 
 
13
 

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