Weekly Killer Sudoku Competition Entry for Dec 25 to Dec 31
Number 275, Extreme
by Crosswords Ltd, www.sudoku.org.uk

Comparison of your submission to the correct answer

Solutions are in BLACK
Your errors are in RED

5 occurs more than once in Row C
5 occurs more than once in Column 3
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
5
2
1
8
6
9
3
4
7
6
9
4
7
5
3
2
1
8
8
7
3,5
1
2
4
5
6
9
4
6
7
5
1
8
9
2
3
9
8
2
3
7
6
1
5
4
1
3
5
9
4
2
7
8
6
7
4
6
2
9
1
8
3
5
3
1
9
4
8
5
6
7
2
2
5
8
6
3
7
4
9
1