Weekly Extreme Sudoku Competition for Jan 1 to Jan 7
Number 537, Extreme
by Crosswords Ltd.
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258 people completed this puzzle correctly
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
G
H
J
5
1
9
6
3
2
8
7
4
6
3
4
1
8
7
9
5
2
8
2
7
5
4
9
6
1
3
3
9
5
7
6
4
1
2
8
2
7
8
3
1
5
4
9
6
1
4
6
2
9
8
5
3
7
4
5
1
8
2
3
7
6
9
7
8
2
9
5
6
3
4
1
9
6
3
4
7
1
2
8
5