*-----------*
|8..|.36|...|
|2..|7..|.8.|
|.9.|8..|..5|
|---+---+---|
|.8.|9..|63.|
|..9|...|1..|
|.52|..4|.7.|
|---+---+---|
|9..|..8|.2.|
|.3.|..7|..1|
|...|19.|..6|
*-----------*