import javax.swing.JOptionPane;

public class Lab03 {
	public static void main(String[] args){

		JOptionPane.showInputDialog(null, "Enter number of cups purchased: ", JOptionPane.QUESTION_MESSAGE);
		int cups;
		cups = 0;

		switch(cups){
		case 0:
			JOptionPane.showMessageDialog(null,"You have earned 0 points.");
			break;
		case 1:
			JOptionPane.showMessageDialog(null,"You have earned 5 points.");
			break;
		case 2:
			JOptionPane.showMessageDialog(null,"You have earned 15 points.");
			break;
		case 3:
			JOptionPane.showMessageDialog(null,"You have earned 30 points.");
			break;
		default:
			JOptionPane.showMessageDialog(null,"You've entered a negative value.");
			break;
		}
	}
}