public static void calcInterest() {

        double balance;
        double balance1;
        double balance2;
        double balance3;
        double rate;
        int interest;

        Scanner input = new Scanner(System.in);
        System.out.println("Enter your initial balance: ");
        balance =  input.nextDouble();
        System.out.println("What is the percentage of the yearly rate of interest? ");
        interest = input.nextInt();

        rate = (interest / 100.0);

        balance1 = balance + (balance * rate);
        balance2 = balance1 + (balance1 * rate);
        balance3 = balance2 + (balance2 * rate);


        System.out.println("Balance after 1 year: " + balance1);
        System.out.println("Balance after 2 years: " + balance2);
        System.out.println("Balance after 3 years: " + balance3);






    }