% hitori 583 by Otto Janko, http://www.janko.at/Raetsel/Hitori/583.a.htm
hitori
easy+
12 12
c56c7342a248
bb6c43264953
b45612889aa6
234b3a68b5ca
37b87ab95529
a5948c53cb41
acb5a275b732
831415b267a6
889256245339
4a265836c195
211a2cc5a88b
5235cb6a4682
