金融应用，计算未来投资回报值 Exercise06_07

 import java.util.Scanner;
 /**
  * @author 冰樱梦
  * 时间：2018年下半年
  * 题目：金融应用，计算未来投资回报值
  *
  */
 public class Exercise06_07 {
     public static void main(String[] args){
         Scanner input=new Scanner(System.in);
         System.out.println("The amount invested: ");
         double investmentAmount=input.nextDouble();
         System.out.println("Annual interest rate: ");
         double monthlyInterestRate=input.nextDouble()/12/100;
         System.out.printf("%-10s %10s\n","Years","Future Value");
         for(int i=1;i<=30;i++){
             System.out.printf("%-10s %10s\n",i,futureInvestmentValue(investmentAmount,monthlyInterestRate,i));
         }

     }
     public static double futureInvestmentValue(double investmentAmount,double monthlyInterestRate,int years){
         return (int)(investmentAmount*(Math.pow((1+monthlyInterestRate),12*years))*100)/100.0;

     }
 }