Weekly Extreme Killer Sudoku Competition for Jun 18 to Jun 24

Number 561, Extreme
by Crosswords Ltd. June puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by the end of Saturday, Jun 24 23:59 EST, USA

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
20
14
 
6
 
14
18
 
16
 
 
 
11
 
 
 
 
 
11
 
 
 
24
11
 
14
4
7
7
7
23
 
 
 
 
 
 
 
 
 
 
 
11
13
8
17
18
 
14
 
 
 
 
 
 
 
11
 
 
5
14
11
 
10
 
19
10
17
 
 
20
 
 
 
 
 
 
 
 
 
 

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