% nurikabe 460 by Grant Fikes, http://www.janko.at/Raetsel/Nurikabe/460.a.htm
nurikabe
very hard
36 20
5..3..4............5...............1
....4........4.........7............
..........3.............3..........1
..........................4......2..
........1.3..........1..............
..............6...3................2
3.2..6...6...5..4..2.3....9...a.....
...........................1.......2
................2....2..............
3.3.......................7........3
.......c...........K.......c........
....................................
3.3..6..........6....3...........5..
.........h...............4...3......
.................................2.5
3.3..........4......3...............
...................4.......4........
.....3.3.............5........4....2
.........4..4...............3.....2.
4.4.................................
