% nurikabe 187 by ooya, http://www.janko.at/Raetsel/Nurikabe/187.a.htm
nurikabe
easy
10 10
.4..2.....
..3.......
.......2.4
......3...
2...4....4
.......1..
5.1.......
...3....3.
..........
.....3...2
