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complex5.txt
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complex5.txt
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import java.util.Scanner;
public class Complex5 {
public static String futureInvestmentValue(double investmentAmount, double monthlyInterestRate, int years) {
double exponentCalculation = Math.pow(monthlyInterestRate + 1, years * 12);
double result = investmentAmount * exponentCalculation * 100.0 / 100.0;
String decimalFormatResult = String.format("%.2f", result);
return decimalFormatResult;
}
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println();
System.out.print("Enter a starting investment amount (as a decimal number): ");
double amount = sc.nextDouble();
System.out.println();
System.out.print("Enter the annual interest rate (as a decimal number). For example, '5.00' for 5.00%: ");
double yearlyInterestRate = sc.nextDouble();
double monthlyInterestRate = yearlyInterestRate / 1200;
System.out.println();
System.out.print("Enter the length of years (number of periods) as an integer value: ");
int lengthOfYears = sc.nextInt();
System.out.println();
System.out.println("Years\t\tFuture Value");
System.out.println("----------------------------");
String yearStr;
String futureInvValStr;
int years = 1;
do {
yearStr = Integer.toString(years);
futureInvValStr = futureInvestmentValue(amount, monthlyInterestRate, years);
System.out.println(yearStr + "\t\t" + futureInvValStr);
years++;
} while(years <= lengthOfYears);
}
}