Weekly Extreme Killer Sudoku Competition for Feb 7 to Feb 13

Number 490, Extreme
by Crosswords Ltd. January puzzle packs Now Out!. Thanks for supporting our site.
180 people completed this puzzle correctly

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

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