计算贷款的月支付金额和总偿还金额
#公式：贷款总额x月利率/（1-1/（1+月利率）^年数x12）
import java.util.Scanner;
public class Meiyuezhifue {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.print(“输入年利率：”);
double d = scanner.nextDouble();
System.out.print(“输入总金额：”);
int m = scanner.nextInt();
System.out.print(“输入年数：”);
double e = scanner.nextDouble();
double i ;
i = (d / 12) * m;
double x ;
x = Math.pow(1+d / 12,e * 12);
double y;
y = i / (1-(1/x));
System.out.println(“月支付金额：”+y);
System.out.println(“总偿还金额：”+(y*12+m));
}
}