Weekly Extreme Killer Sudoku Competition for Feb 5 to Feb 11

Number 542, Extreme
by Crosswords Ltd. April puzzle packs Now Out!. Thanks for supporting our site.
161 people completed this puzzle correctly
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
4
6
5
7
2
8
1
3
9
2
9
3
5
1
6
8
7
4
1
8
7
4
9
3
6
5
2
7
4
6
1
8
9
5
2
3
9
3
8
2
5
4
7
1
6
5
2
1
3
6
7
4
9
8
3
7
2
8
4
1
9
6
5
8
5
9
6
7
2
3
4
1
6
1
4
9
3
5
2
8
7

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