在8X8格的国际象棋上摆放八个皇后，使其不能互相攻击，即任意两个皇后都不能处于同一行、同一列或同一斜线上，问有多少种摆法-Placed on the 8X8 grid Chess the eight Queen, so that it can not attack each other, that any two queen can not be in the same line, same column or diagonal, asked how many kinds of pendulum