Weekly Extreme Killer Sudoku Competition for Jan 24 to Jan 30

Number 749, Extreme
by Crosswords Ltd. October puzzle packs Now Out!. Thanks for supporting our site.
127 people completed this puzzle correctly

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

You have selected colour for printing.
You may have to go into internet options and tick the box to allow print backgrounds to allow printing in colour