Daily Killer Sudoku for May 27

Number 5542, Diabolical - SOLUTION

by Andrew Stuart.

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