0h h1

Dive into 0h h1, a minimalist logic puzzle that challenges your strategic prowess. Fill grids with 0s and 1s while navigating unique constraints. Its clean design and gradually increasing difficulty deliver a satisfying mental workout that keeps you engaged and coming back for more.

Select a grid size and ensure each row and column contains equal 0s and 1s. Click to toggle numbers, avoiding three consecutive identicals. Aim for unique rows and columns. Start small to learn; expand gradually. Pro tip: Deduce what can't fit—it's often key!