- Code: Select all
+-------+-------+-------+
| . 1 . | 2 . . | . 3 . |
| 4 . . | . 1 . | . . 5 |
| . . . | . . 6 | . . . |
+-------+-------+-------+
| 2 . . | . 4 . | 7 . . |
| . 4 . | 6 . 8 | . 1 . |
| . . 9 | . 7 . | . . 4 |
+-------+-------+-------+
| . . . | 8 . . | . . . |
| 5 . . | . 6 . | . . 9 |
| . 3 . | . . 1 | . 6 . |
+-------+-------+-------+ ED=9.4/9.4/9.2