public class Print {

  public static void main (String arg[])

  {

      for(int i=0;i<16;i++)

      {

          for(int j=0;j<16;j++)

          {

            if(i<8)

              {

                  if(j<=i||j>=15-i)

                  {

                      System.out.print("*");

                  }

                  else

                  System.out.print(" ");

             }

             else

             {

             if(j<15-i||j>i)

                     System.out.print("*");

             else

                 System.out.print(" ");

             }

          }

          System.out.println();

      }

  }

 }