The Weekly Extreme 'Unsolveable' Jigsaw Sudoku
#85, October 3 - October 9 2025
by Andrew Stuart
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
G
H
J
7
8
1
4
1
4
5
4
2
3
4
6
8
5
2
9