% kuromasu 173 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/173.a.htm
kuromasu
medium-
13 13
........9....
9j..f.....6..
.c...5.8.....
5..8....5...5
..3..96...2..
3....7.7....4
9.8......44..
.....7.......
.f4........5.
3..75.3.73...
.n.h.........
.e5..4.3..3.3
.i.7.....4...
