Daily Killer Sudoku for May 11

Number 5526, Moderate - SOLUTION

by Andrew Stuart.

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