% hitori 212 by Otto Janko, http://www.janko.at/Raetsel/Hitori/212.a.htm
hitori
medium-
10 10
5a31423264
23141a6895
495a361481
34258277a6
4837928a87
2758249237
7859251a4a
12a2692784
5347a39198
a17298a678
