八皇后问题是在8×8的国际象棋棋盘上，安防8个皇后，要求没有一个皇后能够“吃掉”任何其他一个皇后，即没有两个或两个以上的皇后占据棋盘上的同一行、同一列或同一条对角线-8 Queen' s problem is that in the 8 × 8 chess board, the Security 8 Queen, a Queen' s request was not able to " eat"　any other a queen, that is, no two or more of the Queen on the board to occupy the same line the same row or the same diagonal