% hitori 227 by Otto Janko, http://www.janko.at/Raetsel/Hitori/227.a.htm
hitori
hard-
15 15
263bdea4c76d1fa
c71d8654d3a51af
6addff7c11259e3
1be23c8f5693877
326694855aedb1c
c9ca51273e6f289
7f436f29b1acae5
ce544a21cfc869b
45e6eb9ef1faadf
73ac2d7e4e16742
1819426fac3793e
e497c8f8523ca64
5428a3ee6b14f61
6183c9c6a5fe4b7
9cd83818e4bad16
