% kuromasu 37 by {unknown}, http://www.janko.at/Raetsel/Kuromasu/037.a.htm
kuromasu
hard
17 17
..4..3.....3...5.
2............5...
...4............3
.4.....7.4....3..
.....2.....3.....
4...2.......5...3
.........2.......
...8..2......7...
.................
...7......2..6...
.......5.........
5...6.......3...2
.....4.....2.....
..4....4.2.....4.
3............5...
...3............3
.3...2.....2..4..
