//********************************************************************
// A modification of example 3.5 in your text
//
// Demonstrates the use of nested if-else statements.
//********************************************************************

import cs1.Keyboard;

public class GradeReport
{
   //-----------------------------------------------------------------
   //  Reads a grade from the user and prints comments accordingly.
   //-----------------------------------------------------------------
   public static void main (String[] args)
   {
      int grade, firstDigit;

      System.out.print ("Enter an integer grade (0 to 100): ");
      grade = Keyboard.readInt();

      firstDigit = grade / 10;

      System.out.print ("Your letter grade is ");

      if(firstDigit>=9)
            System.out.println ("A");
      else {
			if(firstDigit==8)
            System.out.println ("B");
      	else {
				if(firstDigit==7)
            	System.out.println ("C");     
      		else { 
					if(firstDigit==6)
            		System.out.println ("D");
      			else {
            		System.out.println ("F");
					}
				}
			}
		}
   }
}