Weekly Extreme Killer Sudoku Competition for Jul 10 to Jul 16

Number 512, Extreme
by Crosswords Ltd. March puzzle packs Now Out!. Thanks for supporting our site.
174 people completed this puzzle correctly

1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
6
9
8
2
7
5
1
3
4
1
2
3
4
8
9
5
6
7
7
4
5
3
1
6
9
2
8
3
7
4
5
6
1
8
9
2
5
8
1
9
3
2
7
4
6
2
6
9
7
4
8
3
5
1
9
5
6
8
2
7
4
1
3
8
3
2
1
5
4
6
7
9
4
1
7
6
9
3
2
8
5

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