public Person(string name, int age, Countdown countdown) : this(name, age)
{
this.cd = countdown;
}
/// <summary>
/// Add referense for Countdown
/// </summary>
/// <param name="countdown"></param>
public void AddTimer(Countdown countdown)
{
cd = countdown;
}
public Licenzi(int period, Countdown countdown) : this(period)
{
this.cd = countdown;
}