% nurikabe 660 by Tom Collyer, http://www.janko.at/Raetsel/Nurikabe/660.a.htm
nurikabe
hard-
24 14
.1.........l.B..........
....4....6.....2........
..5.....................
....2...................
.3.......3.....4........
......3.................
...1................5...
6........4.....6........
..2..1..................
........................
.........4.....8......1.
........................
........................
.4....7...........4...4.
