题解 | #计算商场折扣#

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        int price = console.nextInt();
        int cost = 0;

        //write your code here......
        if(price>100 && price<500){
            cost=(int)(price*0.9);


        }else if(price>=500 && price<2000){
            cost=(int)(price*0.8);

        }else if(price>=2000 && price<5000){
            cost=(int)(price*0.7);

        }else if(price>=5000){
            cost=(int)(price*0.6);

        }else{
            cost=price;
        }

        System.out.println(cost);
    }
}