public static int showMenu() throws IOException
	{
		System.out.println("Administrator Menu");
		System.out.println("=============================================");
		System.out.println("Please select an item:\n1. Export Transcript & Grades\n2. Mark Attendance\n3. Import Attendance \n4. View Attendance \n5. Edit Option \n0. To exit");
		Scanner sc = new Scanner(System.in);
		f.importData();
		int option = sc.nextInt();
		if(option<0 || option>5)
		{
			System.out.println("No such option");
		}

		switch(option)
		{
		case 0: System.out.println("Good Bye");
		return option;
		case 1:f.showMenu();
		break;
		case 2: 
			new Attendance(f.student).markAttendance();
			break;
		case 3: 
			new Attendance(f.student).importAttendance();
			break;
		case 4: f.viewListOfStudent();
		break;
		case 5: f.editOption();
		break;
		}

		return option;
	}