Weekly Extreme Killer Sudoku Competition for May 8 to May 14

Number 816, 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
20
 
9
9
 
16
 
12
12
 
 
 
11
20
9
14
 
 
12
 
14
 
 
 
 
 
 
15
 
 
 
 
15
 
 
14
 
12
 
11
 
 
9
 
 
 
17
 
 
8
16
6
18
 
24
9
 
15
 
 
 
 
 
 
9
 
 
 
 
7
22
 
 
 
5
 
15