public static void main(String[] args)
    {
        String balance;
        double realbalance;
        int years=0;


        balance=JOptionPane.showInputDialog("Please Enter A Balance");
        realbalance=Double.parseDouble(balance);

        while(realbalance !=100000)
        {
            realbalance=realbalance*2;
           years=years+1;
           if(realbalance>100000)
           {break;}
       while(realbalance>100000)
       {
           JOptionPane.showMessageDialog(null, years+"years");
           realbalance=realbalance*2;
           years=years+1;

        }
       while(realbalance>1000000)
       {
           JOptionPane.showMessageDialog(null, years+"years");
       }