% nurikabe 302 by Adolfo Zanellati, http://www.janko.at/Raetsel/Nurikabe/302.a.htm
nurikabe
medium-
10 10
.......8.2
..........
.2...8..2.
2.....7...
.........2
..........
..........
2..3....2.
..........
..3...2..3
