% hitori, nikoli sample problem 6 by SAKAMOTO, Nobuyuki
hitori
medium
12 12
11b1c56b3895
c54148362bb7
73c12a4b1bb6
58bcbb11b942
4379bb1ca652
8635111bc249
91211cbb7634
82537bca111b
178b942356c3
b75683128c11
a96232589411
3c949715b32a
