这是一种只有一个棋子的游戏。 在棋盘上有一些特殊方格——飞行器，每个飞行器有一个飞行距离d，棋子达到后可以继续在同方向再“飞”d格，且移动距离仍然为1。-This is a game that there is only one piece. In the board there are some special box- an aircraft, each aircraft has a flight distance of d, chess can be achieved in the s