% nurikabe 59 by ooya, http://www.janko.at/Raetsel/Nurikabe/059.a.htm
nurikabe
medium-
16 10
...............5
........4.......
4.3..2....3..3..
......5.........
............2..3
.7..1......4....
......7.........
2......4........
...2.3....5.....
................
