% nurikabe 345 by Halflength Sleeve, http://www.janko.at/Raetsel/Nurikabe/345.a.htm
nurikabe
medium
24 14
..6..a....1.....1.......
.4..................c...
.............3..........
.........5....c.......b.
...7....................
.........4............1.
......5.......5.........
2............1....5.....
.......2..7........1....
3.....2................2
.......6..1...1.........
.................3.....6
................1.......
5.6...7........3.......6
