用Switch语句判断消费折扣问题

package 基本语法;

import java.util.Scanner;

public class ProductPrice {

public static void main(String[] args) {
float money;
Scanner scan=new Scanner(System.in);
System.out.println("输入累计消费金额:");
money=scan.nextFloat();
float rebate=0f;
if(money>200){
int grade=(int)money/200;
switch(grade){
case 1:
rebate=0.95f;
break;
case 2:
rebate=0.90f;
break;
case 3:
rebate=0.85f;
break;
case 4:
rebate=0.83f;
break;
case 5:
rebate=0.80f;
break;
case 6:
rebate=0.78f;
break;
case 7:
rebate=0.75f;
break;
case 8:
rebate=0.73f;
break;
case 9:
rebate=0.70f;
break;
case 10:
rebate=0.65f;
break;
default:
rebate=0.60f;
}
}
System.out.println("您的累计消费金额为："+money);
System.out.println("您将享受："+rebate+"折优惠");
}

}