Daily puzzle (2022-02-23)

Difficulty: Rating: Comments

No Four in a Row

Author: Andrey Bogdanov

Sorry, but your browser is not supported. Try to setup the new version.

Place either an ’X’ or an ’O’ into each empty cell such that four consecutive ’X’s or ’O’s do not appear horizontally, vertically or diagonally.

Example puzzle

Grid control: Click the mouse button at the selected cell to change the content of the cell. More details about grid control are at the help page.