Daily Sudoku Competition for May 14
Extreme
by Andrew Stuart
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
9 7 8 1 5 3 6 2 4
6 3 2 9 8 4 7 1 5
1 4 5 7 2 6 8 9 3
7 8 9 3 1 2 4 5 6
5 1 4 6 9 8 2 3 7
2 6 3 5 4 7 1 8 9
4 5 1 2 6 9 3 7 8
8 9 7 4 3 1 5 6 2
3 2 6 8 7 5 9 4 1