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;

        if (price >= 100 && price < 500) {
            cost = 9;
        } else if (price >= 500 && price < 2000) {
            cost = 8;
        } else if (price >= 2000 && price < 5000) {
            cost = 7;
        } else if (price >= 5000) {
            cost = 6;
        }else{
            cost=10;
        }

        cost = price * cost / 10;

        System.out.println(cost);
    }
}