% nurikabe 160 by ooya, http://www.janko.at/Raetsel/Nurikabe/160.a.htm
nurikabe
medium
24 14
........4........4..3...
4...7................5..
..2.......5...3...3....2
3....4.......2..........
..2.......2........1...6
..............6.........
........................
....4..7....3.7..2...4..
7.........4.........2...
...2....................
.....4..1..........4...2
4..............1........
.5.................5....
......5....5.3....2...2.
