Weekly Extreme Killer Sudoku Competition for Oct 12 to Oct 18

Number 421, Extreme
by Crosswords Ltd. October puzzle packs Now Out!. Thanks for supporting our site.
203 people completed this puzzle correctly
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
2
9
6
5
4
8
3
1
7
4
7
8
3
2
1
6
5
9
3
5
1
6
9
7
4
8
2
8
4
7
2
3
5
1
9
6
5
1
2
9
7
6
8
3
4
9
6
3
8
1
4
7
2
5
7
8
5
1
6
9
2
4
3
6
3
9
4
8
2
5
7
1
1
2
4
7
5
3
9
6
8

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