Weekly Extreme Killer Sudoku Competition for Sep 15 to Sep 21

Number 678, Extreme
by Crosswords Ltd. September puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by the end of Saturday, Sep 21 23:59 EST, USA

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
29
 
 
6
13
 
12
 
19
 
 
 
 
13
 
13
9
 
16
 
 
12
 
 
 
 
 
7
 
15
 
 
17
 
 
10
19
 
 
15
 
 
15
 
 
 
15
 
 
9
 
 
13
 
13
10
13
 
 
 
22
 
 
 
 
 
10
 
7
23
 
 
 
16
 
14