% nurikabe 446 by Adolfo Zanellati, http://www.janko.at/Raetsel/Nurikabe/446.a.htm
nurikabe
easy+
10 10
.4..2..9..
..........
2.........
..3..2.3..
..........
5........3
..........
..3....3..
.....2....
..3...4...
