Weekly Extreme Killer Sudoku Competition for Apr 16 to Apr 22

Number 552, Extreme
by Crosswords Ltd. October 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
2
6
4
8
7
3
1
5
9
8
7
9
1
5
2
4
3
6
1
3
5
4
9
6
2
7
8
3
8
7
2
6
4
5
9
1
5
1
6
9
3
7
8
2
4
4
9
2
5
8
1
7
6
3
7
5
1
6
4
9
3
8
2
6
2
8
3
1
5
9
4
7
9
4
3
7
2
8
6
1
5

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