*-----------*
|.42|8.3|...|
|73.|.1.|...|
|...|..4|.62|
|---+---+---|
|1..|...|...|
|62.|.5.|.98|
|...|...|..7|
|---+---+---|
|38.|1..|...|
|...|.4.|.39|
|...|7.2|84.|
*-----------*