LITS

LITS, formerly known as Nuruomino (ヌルオミノ), is a binary determination puzzle published by Nikoli. ==Rules== LITS is played on a rectangular grid, typically 10×10; the grid is divided into polyominoes, none of which have fewer than four cells. The goal is to shade in a tetromino within each pre-printed polyomino in such a way that no two ...
Found on http://en.wikipedia.org/wiki/LITS
No exact match found