Daily Sudoku Competition for May 28
Extreme
by Andrew Stuart
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
2 3 7 8 5 1 9 4 6
4 1 6 9 7 2 8 3 5
9 8 5 3 6 4 7 2 1
3 7 2 6 9 8 1 5 4
8 9 1 5 4 3 6 7 2
5 6 4 2 1 7 3 9 8
1 4 3 7 2 6 5 8 9
6 5 8 4 3 9 2 1 7
7 2 9 1 8 5 4 6 3