Weekly Extreme Killer Sudoku Competition for Jul 28 to Aug 3
Number 671, 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
12
 
 
9
10
 
10
11
 
5
14
 
 
6
 
 
 
 
 
16
 
 
16
18
 
 
 
18
 
 
 
 
37
12
 
11
 
 
 
 
 
 
3
 
13
 
 
12
 
16
 
 
21
7
 
 
 
18
 
 
9
 
15
11
10
 
13
8
 
 
 
 
 
5
 
 
20