Weekly Extreme Killer Sudoku Competition for Jan 31 to Feb 6

Number 489, Extreme
by Crosswords Ltd. March puzzle packs Now Out!. Thanks for supporting our site.
174 people completed this puzzle correctly

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

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