static void Main(string[] args)
{
var person = new Person();
person.SetBirthdate(new DateTime(1975, 9, 11));
System.Console.WriteLine(person.GerBirthdate());
var person2 = new Person2();
person2.Birthdate = new DateTime(1976, 3, 17);
System.Console.WriteLine(person2.Age);
}
static void Main(string[] args)
{
var person1 = new Person1();
person1.SetBirthdate(new DateTime(1986, 3, 25));
Console.WriteLine(person1.GetDate());
var person2 = new Person2 {
Birthdate = new DateTime(1989, 4, 1)
};
Console.WriteLine(person2.Birthdate);
var person3 = new Person3 {
Birthdate = new DateTime(1985, 12, 4)
};
Console.WriteLine(person3.Birthdate);
Console.WriteLine(person3.Age);
}