【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);
    }
    
}