Weekly Extreme Killer Sudoku Competition for Apr 30 to May 6

Number 554, Extreme
by Crosswords Ltd. April puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by the end of Saturday, May 6 23:59 EST, USA

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
23
 
 
6
 
11
 
14
 
14
 
17
 
 
3
 
16
 
 
 
20
12
 
14
 
12
 
 
 
 
27
 
 
13
 
11
5
17
15
 
 
 
 
 
 
 
 
 
12
 
 
18
 
18
18
 
 
 
12
 
 
 
 
 
 
4
 
23
 
 
19
 
12
 
14
 
5
 
 
 
 

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