Assignemnt #25 and ADumbCalculator

Code

  /// name: Leila Ordukhani
  /// period: 6
  /// program name: Fourteenth Program
  /// file name: ADumbCalculator.java
  /// date finished: 10/2/15
  import java.util.Scanner;
 
 public class ADumbCalculator
 {
     public static void main( String[] args )
     {
      Scanner keyboard = new Scanner(System.in);
         
     double fNumber,sNumber, tNumber, lNumber;
     
     System.out.print("What is your first number? ");
     fNumber = keyboard.nextDouble();
     
     System.out.print("What is your second number? ");
     sNumber = keyboard.nextDouble();
     
     System.out.print("What is your third number? ");
     tNumber = keyboard.nextDouble();
         
     lNumber= (fNumber+sNumber+tNumber) / 2;
     
     System.out.println( "( " + fNumber + " + " + sNumber + " + " + tNumber + " ) / 2 is. " + lNumber );
     
     }
     }
            

Picture of the output