% nurikabe 422 by Otto Janko, http://www.janko.at/Raetsel/Nurikabe/422.a.htm
nurikabe
easy+
12 12
..3.2.4.....
3..........3
.......2..2.
....2.......
............
2.3...1.1..4
....3.......
3......6...1
............
.1.......1..
...2........
..3..3.2..4.
