Select Difficulty

How to Play

• Click on a cell to cycle through symbols: square, circle, and empty.
• The goal is to fill the grid following these rules:
• No more than two of the same symbols can be adjacent in a row or column.
• Each row and column must have an equal number of squares and circles.
• Use the wall indicators (= for equal, × for not equal) between cells as hints.
• Pre-filled cells cannot be changed.
• Fill the entire grid correctly to win the game.