/*ToString Method*/
public override string ToString()
{
string result = string.Format("{0}", Club != null ? Club.Name : "not assigned");
return(string.Format($"Name: {Name} \nAdress: {Address.ToString()} \nPhone: {Club.FormatPhoneNo(PhoneNumber)}" +
$" \nDateOfBirth: {DateOfBirth} \nReg number: {UniqueId} \nClub: {result}"));
}
/*Add Method to add club*/
public void Add(Club newClub)
{
Clubs.Add(newClub);
Number++;
}