% nurikabe 585 by Adolfo Zanellati, http://www.janko.at/Raetsel/Nurikabe/585.a.htm
nurikabe
medium-
15 10
..2..........5.
2......9...2...
.2....3........
...2...2.......
...............
.....4..2..2...
............3..
2.4...3....1..8
........3......
..3.1..2.......
