Calculating Compound Interest using Method

 import java.util.Scanner;

public class CI {

public static void main(String[] args) {

Scanner in = new Scanner(System.in);

System.out.print("Input the investment amount: ");

double investment = in.nextDouble();

System.out.print("Input the rate of interest: ");

double rate = in.nextDouble();

System.out.print("Input number of years: ");

int year = in.nextInt();

rate *= 0.01;

System.out.println("Years FutureValue");

for (int i = 1; i <= year; i++) {

int formatter = 19;

if (i >= 10)

formatter = 18;

System.out.printf(i + "%" + formatter + ".2f\n", futureInvestVal(investment, rate / 12, i));

}

}

public static double futureInvestVal(double Amount, double monthRate, int years) {

return Amount * Math.pow(1 + monthRate, years * 12);

}

}