% nurikabe 466 by Adolfo Zanellati, http://www.janko.at/Raetsel/Nurikabe/466.a.htm
nurikabe
medium-
10 10
9.........
..8.....9.
.......2..
.....2....
.......2..
..........
...4..2...
..3......2
..........
..4..2...2
