% hitori 553 by Otto Janko, http://www.janko.at/Raetsel/Hitori/553.a.htm
hitori
medium-
10 10
36a4982962
a9286a4687
7569217359
225115766a
46139889a2
5393822747
9a58663a54
38a21a4439
2a37a96815
a566a99775
