题解 | #网购#
网购
http://www.nowcoder.com/practice/5d7dfd405e5f4e4fbfdff6862c46b751
import java.util.Scanner; public class Main{ public static void main(String[] args) { Scanner sc = new Scanner(System.in); double price=sc.nextDouble(); int month=sc.nextInt(); int day=sc.nextInt(); int juan=sc.nextInt(); if(month==11&&day==11) { price=price*0.7-juan*50; }else if(month==12&&day==12) { price=price*0.8-juan*50; } if(price<0) { price=0; } System.out.printf("%.2f",price); } }