% hitori 335 by Otto Janko, http://www.janko.at/Raetsel/Hitori/335.a.htm
hitori
medium-
10 10
456367a892
831a492282
6783977734
871543266a
5954685173
78982518aa
3632452417
15487a3854
9431a26568
1275399a55
