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();
        double d=price;
        
        if(price>=5000){
             d=0.6*price;

        }
        else if (price>=2000){
            d=0.7*price;
        }
        else if (price>=500){
            d=0.8*price;
        }
        else if (price>=100){
             d=0.9*price;
        }

        int cost=(int) d;
        


        
        

        System.out.println(cost);
    }
}