static void Main(string[] args)
{
Person lena = new Person {
Name = "Лена"
};
Person sasha = new Person {
Name = "Саша"
};
Person sonya = new Person {
Name = "Соня"
};
List <Person> list = new List <Person>();
list.Add(lena);
list.Add(sasha);
list.Add(sonya);
Office office = new Office(list);
/*lena.onCome += lena.Greet;
* sasha.onCome += sasha.Greet;
* sonya.onCome += sonya.Greet;*/
lena.Come(DateTime.Now);
sasha.Come(DateTime.Now);
sonya.Come(DateTime.Now);
lena.Leave();
sasha.Leave();
sonya.Leave();
Console.ReadLine();
}