class Stars
{

    final static int NUMBER_OF_STARS = 6 ;

    public static
    void main ( String [] args ) 
    {

        int w  ;
        int h = 1 ;

        System.out.println("\nPrint out a triangle of " 
                  + NUMBER_OF_STARS + " stars\n" ) ;
 
        while ( h <= NUMBER_OF_STARS )
        {
           w = h ;
           h = h + 1 ;
         
           // print w starts on a line
           while ( w > 0 ) 
           {
              w = w - 1 ;
              System.out.print('*') ;
           }
           System.out.println() ;
        }

    }
}