Weekly Extreme Killer Sudoku Competition for Dec 16 to Dec 22
Number 639, Extreme
by Crosswords Ltd.
October puzzle packs Now Out!
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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
10
 
9
 
 
19
 
 
17
7
 
11
9
16
 
18
 
 
15
 
 
 
 
 
 
5
 
8
 
 
24
 
18
 
14
 
15
16
 
17
 
 
11
 
 
 
 
 
 
 
 
12
3
 
15
 
17
 
16
6
 
13
 
9
16
 
 
 
 
 
11
 
 
 
 
 
13
 
 
15