% nurikabe 370 by Otto Janko, http://www.janko.at/Raetsel/Nurikabe/370.a.htm
nurikabe
medium-
13 13
..4.....2.3.2
.............
..1.1...3....
4............
....2....2...
4.....2.....8
..........3..
.2.2.........
.....2..3....
.............
1..3...3..3..
.........1...
4.......4...3
