% nurikabe 536 by Adolfo Zanellati, http://www.janko.at/Raetsel/Nurikabe/536.a.htm
nurikabe
medium
10 10
....2.4..3
.3........
...2......
..4..5....
..........
..........
.....4.2.2
...3......
..........
.3..3....3
