Daily Sudoku Competition for May 19
Diabolical
by Andrew Stuart
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
4 8 6 5 9 3 7 1 2
5 1 7 2 4 8 9 6 3
3 9 2 1 6 7 4 5 8
6 7 5 8 3 4 1 2 9
2 4 9 6 7 1 3 8 5
8 3 1 9 5 2 6 4 7
7 2 8 4 1 9 5 3 6
9 6 4 3 8 5 2 7 1
1 5 3 7 2 6 8 9 4