002100090400060050000007001809020003000704000000050904700000000020080007060002300


*-----------*
|..2|1..|.9.|
|4..|.6.|.5.|
|...|..7|..1|
|---+---+---|
|8.9|.2.|..3|
|...|7.4|...|
|...|.5.|9.4|
|---+---+---|
|7..|...|...|
|.2.|.8.|..7|
|.6.|..2|3..|
*-----------*