public enum LetterGradeV2
{
   F      (0.0, "F") ,
   D      (1.0, "D") ,
   DPLUS  (1.3, "D+"),
   CMINUS (1.7, "C-"),
   C      (2.0, "C") ,
   CPLUS  (2.3, "C+"),
   BMINUS (2.7, "B-"),
   B      (3.0, "B") ,
   BPLUS  (3.3, "B+"),
   AMINUS (3.7, "A-"),
   A      (4.0, "A") ;
   
   private final double     points;
   private final String     symbol;
   
   LetterGradeV2(double points, String symbol)
   {
      this.points = points;      
      this.symbol = symbol;      
   }
}