% hitori 379 by Otto Janko, http://www.janko.at/Raetsel/Hitori/379.a.htm
hitori
medium
12 12
76ccab84939b
2c787cb53671
68961aca2b57
b93168459442
64613a586acb
5c2347498c89
9a66b317c918
31cc776b6514
84429572693b
4514992c681a
9c774a731b26
12a45932575c
