Letter Grade in Java

 Create a program that will input grade and will display the corresponding  * equivalent. Use if statement in a program.

  GRADE           EQUIVALENT

  A               EXCELLENT

  B               VERY GOOD

  C               GOOD

  D               FAIR

  E               POOR

  F               NEEDS IMPROVEMENTS

 OTHER LETTERS   INVALID GRADE.

 Sample Program Output

 Enter a Grade : E

 E IS YOUR GRADE AND YOU ARE POOR.

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Program Listing

  
/* Letter_Grade.java
 * Prof. Jake Rodriguez Pomperada, MAED-IT, MIT
 * www.jakerpomperada.com and www.jakerpomperada.blogspot.com
 * jakerpomperada@gmail.com
 * Bacolod City, Negros Occidental Philippines.
 *
 */
       //packages to import
import java.util.Scanner;

class Letter_Grade

{
   
/*
 * Machine Problem
 * 
 * Create a program that will input grade and will display the corresponding
 * equivalent. Use if statement in a program.
 * 
 * GRADE           EQUIVALENT
 * A               EXCELLENT
 * B               VERY GOOD
 * C               GOOD
 * D               FAIR
 * E               POOR
 * F               NEEDS IMPROVEMENTS
 * OTHER LETTERS   INVALID GRADE.
 * 
 * Sample Program Output
 * 
 * Enter a Grade : E
 * E IS YOUR GRADE AND YOU ARE POOR.
 * 
 */
    
   public static void main(String args[])

   {

	
	System.out.println("\tLetter Grade in Java");
	System.out.println(); //print a blank line

	//construct a scanner object
	Scanner sc = new Scanner(System.in);

	//perform conversions until choice is value other than "y" or "Y"
	String choice = "y";
	String letter_grade;
	String remarks;
	
	while (choice.equalsIgnoreCase("y"))
	{
	//get input from the user
	System.out.print("\tEnter a Grade:\t");
	letter_grade = sc.next();
	

	//convert user letter grade into grade remarks
	
	if (letter_grade.equalsIgnoreCase("a"))
	   remarks = "EXCELLENT";
	else if (letter_grade.equalsIgnoreCase("b"))
	remarks = "VERY GOOD";
	else if (letter_grade.equalsIgnoreCase("c"))
	remarks = "GOOD";
	else if (letter_grade.equalsIgnoreCase("d"))
	remarks = "FAIR";
	else if (letter_grade.equalsIgnoreCase("e"))
	remarks = "POOR";
	else if (letter_grade.equalsIgnoreCase("f"))
	remarks = "NEED IMPROVEMENTS";
	else
	 remarks = "INVALID GRADE.";
	
	 String upper_case_grade =letter_grade.toUpperCase();

	// display conversion result
	System.out.println();
	String message =  "\t" + upper_case_grade + " IS YOUR GRADE AND YOU ARE " + remarks + ".";
	System.out.println(message);

	//see if user wants to continue
	System.out.println();
	System.out.print("\tContinue? (y/n):\t");
	choice = sc.next();
	System.out.println();
	}//end while loop
        System.out.println("\tEnd of Progam");
       System.out.println();
             
   }
  
}  // End of Code