% nurikabe 340 by Halflength Sleeve, http://www.janko.at/Raetsel/Nurikabe/340.a.htm
nurikabe
easy+
18 10
.3.3.3....3.......
.........2.......4
..................
.1...7........3...
.............4....
.....9....3...7..4
.............4....
.6...............4
7....1............
........4.........
