Weekly Extreme Killer Sudoku Competition for Aug 6 to Aug 12

Number 881, Extreme
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Future Puzzle - will be submitted on the relevant day

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
13
21
3
13
 
11
 
15
 
 
 
 
13
 
16
 
 
 
 
 
21
9
16
 
5
16
 
13
 
 
 
 
 
 
 
 
 
37
 
 
 
 
 
 
11
16
 
12
17
9
 
15
 
 
 
 
 
 
 
 
 
17
11
16
11
 
 
13
 
14
 
 
 
 
12
 
9