/**
 * Created by LJY on 2017/3/11.
 */
public class Score2 {
    public static void main(String[] args) {
        int[][] cords={{1,2,3},{7,8,9}};
        int x,y;
        System.out.printf("%d%n",cords.length);
        System.out.printf("%d%n",cords[0].length);
        for(x=0;x<cords.length;x++){
            for(y=0;y<cords[x].length;y++){
                System.out.printf("%d ",cords[x][y]);
            }
            System.out.println();
        }
    }
}