private static void errorList(int errorNumber) {
        switch (errorNumber) {
            case 0:
                System.out.println("运行成功");
                break;
            case 1:
                System.out.println("没有这个用户");
                break;
            case 2:
                System.out.println("密码错误");
                break;
            case 3:
                System.out.println("余额不足");
                break;
            case 4:
                System.out.println("姓名或身份证号码重复");
                break;
            case 5:
                System.out.println("身份证格式错误");
                break;
            case 6:
                System.out.println("身份证长度错误：18位");
                break;
            case 7:
                System.out.println("密码格式错误：请输入纯数字");
                break;
            case 8:
                System.out.println("密码长度错误：请输入6位");
                break;

            //0 is no problem
            //1 is no user
            //2 is password not right
            //3 is Money is not enough
            //4 is User or id hasRepeat
            //5 is id format error
            //6 is id length is wrong
            //7 password number format wrong
            //8 password length is wrong
        }
    }