规定300元以上打八折优惠
import java.util.Scanner;
public class Qjc {
public static void main(String[] args) {
int count=0;
for (int i = 1; i <4 ; i++) {
count = 0;
System.out.println("请输入第"+i+"个人所购物的3件商品的价格:");
for (int j = 0; j <3 ; j++) {
Scanner input=new Scanner(System.in);
int money= input.nextInt();
if(money>300){
count++;
}
}
System.out.println("第"+i+"个人共有"+count+"件商品享受八折优惠!");
}
}
}