% nurikabe 574 by Adolfo Zanellati, http://www.janko.at/Raetsel/Nurikabe/574.a.htm
nurikabe
medium
10 10
2.4..3....
..........
......9..3
5.........
.........2
..2...2...
3.........
......2.2.
..........
..3.3..3..
