Lab10/17(三)

import javax.swing.JOptionPane;
public class Untitled1 {

public static void main(String[] args) {
double netIncome, tax, fivePercentTax, tenPercentTax;
String netIncomeString =
JOptionPane.showInputDialog("Enter net income.\n" +
"do not include a dollar sign or any commas.");
netIncome = Double.parseDouble(netIncomeString);
if (netIncome <= 15000) tax = 0; else if ((netIncome > 15000) &&amp;amp; (netIncome <= 30000) tax = (0.05 * (netIncome - 15000)); else { fivePercentTax = 0.05 * 15000; tenPercentTax = 0.10 * (netIncome - 3000); tax = (fivePercentTax + tenPercentTax); } JOptionPane.showMessageDialog(null, "Tax due=$" + tax); System.exit(0);
}
}
連結一
連結二