【0624作业】使用Scanner类输入并显示会员卡号

 package com.work0624;
 /**
  * 练习题
  * 使用Scanner类输入并显示会员卡号
  *    @author L
  */
 import java.util.Scanner;

 public class Work2 {
     static Scanner sc = new Scanner(System.in);
     public static void main(String[] args) {
         System.out.println("请输入4位会员卡号：");
         int card = sc.nextInt();
         System.out.println("会员卡号是：" + card);
     }

 }