001    package ps0.optional;
002    
003    public class FinancialCalc {
004    
005        public static void main(String[] args) {
006            double principal = 1000.00;    // $1000 initial investment
007            double interestRate = 0.035;   // 3.5% interest rate
008            int numOfYears = 7;            // investment length is 7 years
009    
010            double value = 0.0;
011            value = principal * Math.pow((1 + interestRate), numOfYears);
012    
013            System.out.println("Investing $" + principal +
014                    " at an interest rate of " + (interestRate*100) + "%" +
015                    " for " + numOfYears + " years" +
016                    " will have a final worth of $" + value);
017        }
018    
019    }