% nurikabe 344 by Halflength Sleeve, http://www.janko.at/Raetsel/Nurikabe/344.a.htm
nurikabe
medium
24 14
.2........7.........4.2.
..1............4........
...3...4................
2.......................
......2..........6..3..4
.....1......3...1.......
1............1.......3..
..4.....................
......................3.
........1..........1....
...c.....b.............3
.......s................
3.......................
...6......1..3....a.c.4.
