% kuromasu 36 by {unknown}, http://www.janko.at/Raetsel/Kuromasu/036.a.htm
kuromasu
hard
17 17
.2.....3.4.....3.
2.......6.......3
..5...3...5...6..
...3.........9...
....5.......5....
........c........
..2....5.4....4..
4.....2...7.....5
.c...2.....a...a.
7.....2...4.....7
..5....8.9....7..
........4........
....4.......3....
...6.........2...
..5...a...7...5..
7.......2.......6
.4.....3.3.....4.
