Weekly Extreme Killer Sudoku Competition for Feb 7 to Feb 13

Number 177, 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
19
 
16
 
14
 
 
13
 
 
 
 
 
27
 
11
 
 
17
 
14
 
 
 
10
11
 
8
 
16
 
10
11
 
12
18
 
15
13
12
 
 
 
 
 
 
 
 
 
 
7
 
16
 
11
 
 
17
 
8
 
 
 
12
 
 
 
 
18
22
 
 
12
 
15