Weekly Killer Sudoku Competition Entry for Apr 19 to Apr 25
Number 448, 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

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