Here is something to start with:
- Code: Select all
+---+---+---+
|...|..1|.23|
|...|...|...|
|.45|.6.|...|
+---+---+---+
|...|..3|.7.|
|.6.|...|5..|
|8..|..2|...|
+---+---+---+
|...|94.|6..|
|...|...|...|
|3.7|...|..1|
+---+---+---+ ED=3.0/1.5/1.5
JPF