Weekly Extreme Killer Sudoku Competition for May 25 to May 31

Number 401, 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
 
5
 
13
 
23
 
14
17
 
 
18
5
 
 
 
 
9
 
13
 
28
14
 
12
 
4
 
 
 
 
15
 
 
9
9
12
19
 
 
18
 
 
 
 
 
 
 
 
 
11
8
 
17
 
15
 
 
 
 
13
 
 
20
 
7
 
 
20
 
 
 
 
 
7
 
14
 
3