Curious Cheetah

Tohu wa Vohu


This puzzle was invented by Adolfo Zanellati

Puzzle and Goal

An unsolved puzzle consists of a square grid. Some cells contain one of two markers, such as "T" and "V".
The goal is to place one of the two markers in each cells, according to the rules.


The solved grid must satisfy the following conditions:

Other Names

Binairo; Binary Puzzle; Eins und Zwei; Zernero

Playable Online