In order first cell to be resolved, all givens must be taken into account in one or another way.
Such puzzles are very rare.
- Code: Select all
1 . . 2 . . . . 3
. 4 . . 5 . . 2 .
. . . . . . 6 . .
7 . . . . 8 . 4 .
. 2 . . 4 . 8 . .
. . . 3 . . . . 6
. . 3 . 9 . 1 . .
. 9 . 4 . . . 6 .
6 . . . . 7 . . 9
- Code: Select all
1..2....3.4..5..2.......6..7....8.4..2..4.8.....3....6..3.9.1...9.4...6.6....7..9 ED=9.4/9.4/3.2
Enjoy!