编辑代码

public class Date221110_2{
 public static void main(String[] args){
  for ( int a = 1 ; a <= 9 ; a++){
   for ( int b =1 ; b <= a ; b++){
    System.out.print(b+"x"+a+"="+b*a);
    System.out.print(" ");
   }
   System.out.println();
  }
 }
}