% nurikabe 631 by Mokuani, http://www.janko.at/Raetsel/Nurikabe/631.a.htm
nurikabe
easy
10 10
..7.......
...3...2.2
..2.......
.........3
....3.....
.....7....
5.........
.......1..
3.2...3...
.......3..
