day01 0.4

import java.util.Scanner;
public class IFELse1 {

public static void main(String[] args) {
	Scanner scan=new Scanner(System.in);
	System.out.print("输出金额");
	double money=scan.nextDouble();
	
	if(money>=10000) {
		
		money=money*0.5;
		System.out.print("输出金额"+money);
	}else if(money>=5000) {
		
		money=money*0.7;
		System.out.print("输出金额"+money);
	}else if(money>=1000) {
		
		money=money*0.8;
		System.out.print("输出金额"+money);
	}else {
		money=money*0.9;
		System.out.print("输出金额"+money);
	}