% hitori, nikoli sample problem 8 by Yuichi Saito
hitori
hard
12 12
435b67c2c9a1
7141b9635222
b9532426781c
a121598474b6
5654323c7198
28781958b333
5c12888b3697
81a94cb12576
c2c9c3a1a764
3469ab7185c5
148766653c89
643c8b179245
