..
INSTANT ACCESS: http://tinyurl.com/kpa59hw/100-hitori-puzzles/dm315a
100 Hitori Puzzles. Get It Here. 2015.
100 Hitori Puzzles
Solve 100 different Hitori puzzles in different sizes. (Free Software)
There are just 6, count them, 6 methods to be dealt any pair. This was substantiated with a research which tried to locate out which diet worked ideal.