下过国际象棋的人都知道,“皇后”是这个棋种中最有威力的一只棋子.它不仅纵横自如,不限步数,好像中国象棋的“车”,而且在对角线图1上斜飞攻杀也不限步数.但是本题中的“皇后”威力则要差一些,它虽不限步数,却只能沿着箭头方向前进.(如图1)图1是一个19×19格的棋盘.左下角有五 Everyone who has played chess knows that “Queen” is the most powerful piece in this game. It is not only vertically and horizontally, it is not limited to the number of steps, it is like the “car” of Chinese chess, and it is also shown in Figure 1. Slant fly attack is also not limited to the number of steps. However, the title of the “Queen” power is worse, although it does not limit the number of steps, but can only follow the direction of the arrow. (Figure 1) Figure 1 is a 19 ×19 checkerboard. There are five in the lower left corner