import javax.swing.JOptionPane;

public class ChocolateBMICalc {
    public static void main(String[] args) {
        //JOptionPane.showConfirmDialog(null,
        //           "Are you a male or female?", "choclate bar calculator", JOptionPane.Male_Female_OPTION);
        Object[] possibleValues = {
            "Male", "Female",
        };

        Object selectedValue = JOptionPane.showInputDialog(null, "welcome to the chocloate bar calculator.\n" + "I will calculate the total number of bars\n" + "you need to eat inorder to maintain your weight.\n" + "\n" + "Are you a male or female?", "Choclate bar calculator", JOptionPane.INFORMATION_MESSAGE, null, possibleValues, possibleValues[0]);
        //Object male = selectedValue;   
        // Object female = selectedValue; (test value I dont' know how to impliment

        String weightstring = JOptionPane.showInputDialog("Enter your weight in pounds:");
        int weight = Integer.parseInt(weightstring);

        String heightstring = JOptionPane.showInputDialog("Enter your height in inches:");
        int height = Integer.parseInt(heightstring);

        String agestring = JOptionPane.showInputDialog("Enter your age in years:");
        int age = Integer.parseInt(agestring);

        double BMRfemale = 655 + (4.3 * weight) + (4.7 * height) - (4.7 * age);
        double chocloatefemale = BMRfemale / 230;
        double BMRmale = 66 + (6.3 * weight) + (12.9 * height) - (6.8 * age);
        double chocloatemale = BMRmale / 230;
        JOptionPane.showMessageDialog(null, "total number of Choclate bars you must consume\n" + "to maintain your weight:\n" + "For a female is:\n" + chocloatefemale + "\n" + "For a male is:\n" + chocloatemale);
        System.exit(0);
    }
}
Setting Validate Copy Format