[ Chessboards and chess pieces ] [ Examples and counterexamples. Constructions ]

What is the maximum number of queens that can be placed on an $8 \times 8$ chessboard without attacking each other?
You can place no more than eight queens that do not attack each other, as each queen controls one row.

Let's show how you can place eight queens:

![](https://cdn.mathpix.com/cropped/2024_05_06_9c89379ec21d997cc715g-02.jpg?height=526&width=504&top_left_y=0&top_left_x=777)

Send a comment