Weekly Extreme Killer Sudoku Competition for May 17 to May 23

Number 713, Extreme
by Crosswords Ltd. October puzzle packs Now Out!. Thanks for supporting our site.
135 people completed this puzzle correctly

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

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