- Code: Select all
. . 3 | . . . | 8 . 9
. . . | . 7 . | . 4 .
5 . . | . . 1 | . . 6
------+-------+------
. 9 . | . 1 7 | 2 . .
4 . . | . 6 . | . . .
. . 7 | 4 8 . | . 3 .
------+-------+------
8 . . | 7 . . | . . 3
. 3 . | . 2 . | . . .
2 . 6 | . . . | 5 . .
However it's also not symmetric. Take away the 4 in R5C1 and you get a much better puzzle!