Weekly Extreme Killer Sudoku Competition for Dec 23 to Dec 29
Number 640, 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
15
20
13
23
12
3
10
8
13
18
11
20
5
14
9
21
8
13
14
19
7
11
6
9
15
11
18
14
17
16
12