package day04;
//本类用于商品打折
//主要使用了if分支结构
//关于局部变量与成员变量使用区别
import java.util.Scanner;

public class TestDiscout {

public static void main(String[] args) {

	int a = 1;
	for(a=1;a<=3;a++) {
	System.out.println("请输入价格");
	double price = new Scanner(System.in).nextDouble();
	double discout =discout(price);
	System.out.println("折后价为"+discout);
	}
	}

public static double discout(double b) {
	double discout =0;
	if(b>5000) {
		discout = b*0.5;
		}else if(b>4000) {
			discout = b*0.5;
		}else if(b>3000){
			discout = b*0.6;
    }else if(b>2000) {
				discout = b*0.7;
							}else if(b>2000) {
				discout = b*0.8;
	    }else if(b<2000) {
						discout = b;}
                  return discout;
	
}