import java.util.Scanner;
public class EnumTest {
  enum Grade {G, S, U};
  public static void main(String[] args) {
    String msg="Unknown";
    System.out.print("Grade Level are :");
    for (Grade grade: Grade.values())
      System.out.printf("%2s",grade);
    Scanner scan = new Scanner(System.in);
    System.out.print("\nEnter Your Grade : ");
    String g = scan.nextLine();
    for (Grade grade: Grade.values()) {
     if (g.equals(grade.toString())) {
        switch (grade) {
          case G : msg = "Good";
                   break;
          case S : msg = "Satisfy";
                   break;
          case U : msg = "Unsatisfy";
                   break;
        }
     }
    }
    System.out.println("Your grade is " + g +" = " + msg);
  }
}