% hitori 375 by Otto Janko, http://www.janko.at/Raetsel/Hitori/375.a.htm
hitori
medium-
10 10
9158653287
a612659843
2a54493173
369615271a
7611125138
1768271497
47394682a2
4378a1a916
657a747319
49a734695a
