Weekly Extreme Killer Sudoku Competition for Jul 21 to Jul 27
Number 670, 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
19
21
13
7
16
6
18
15
13
8
16
23
12
7
15
14
13
11
19
20
14
16
13
9
3
15
17
14
18