public class HelloWorld {
    public static void main(String[] args) {
       
  // 定义两行三列的二维数组并赋值
  String[][] names={{"tom","jack","mike"},{"zhangsan","lisi","wangwu"}};
                
  // 通过二重循环输出二维数组中元素的值
  for (int i = 0; i < names.length    ; i++) {
           
   for (int j = 0; j < names[i].length; j++) {
               
    System.out.println( names[i][j]                 );
   }
           
   System.out.println();
  }
 }
}