public bool IsValid()
{
bool result = false;
CardValidator cardValidator = new CardValidator();
string cardNumber = cardValidator.GetCardNumber();
string pin = GetPIN();
if (cardNumber == "123456"
&& pin == "pass")
{
result = true;
}
else
{
result = false;
}
return result;
}
public void Test()
{
CardValidator cardValidator = new CardValidator();
Console.WriteLine(cardValidator.GetCardNumber());
}