% hitori 231 by Otto Janko, http://www.janko.at/Raetsel/Hitori/231.a.htm
hitori
medium
15 15
cbf17e19932cdbe
1f842eae97b713d
256c9a7182deb43
b7c6f9546cd432e
e29be6da16795b8
6623857bc71d892
2ae7d3911f1ba6c
519b64e4743ccac
9dbef682c7f5144
a66b57b3ec89e41
c138cb3ed476f51
f9328d6843c1762
834d4ae32b7f975
3c45b14f29a4ed6
ea518be7bd9c98e
