static void Main(string[] args)
{
//Human h = new Human();
//h.Info = HumanInfo.IsPretty | HumanInfo.IsAlive | HumanInfo.IsClever;
//h.Info &= ~HumanInfo.IsAlive & ~HumanInfo.IsPretty;
////h.Info &= ~HumanInfo.IsPretty;
//Week w1 = new Week();
//w1.CurrentDay = DayOfWeek.Sun;
//Console.WriteLine((int)DayOfWeek.Sut);
//Console.WriteLine((DayOfWeek)3);
//if (Enum.TryParse(typeof(DayOfWeek), "Sut", out object res))
//{
// var result = (DayOfWeek)res;
//}
//switch (w1.CurrentDay)
//{
// case DayOfWeek.Mon:
// case DayOfWeek.Tue:
// case DayOfWeek.Wed:
// Console.WriteLine("This is work day");
// break;
// case DayOfWeek.Sut:
// case DayOfWeek.Sun:
// Console.WriteLine("This is holyday");
// break;
// default:
// Console.WriteLine("Wrong day");
// break;
//}
//p2._name = "klark";
//Console.WriteLine(p1._name);
//Console.WriteLine(p2._name);
//Console.WriteLine("-------------------------------------------");
//PersonC p3 = new PersonC() { _name = "John", _age = 35 };
//PersonC p4 = p3;
//Console.WriteLine(p3._name);
//Console.WriteLine(p4._name);
//p3._name = "klark";
//Console.WriteLine(p3._name);
//Console.WriteLine(p4._name);
//PersonC p5 = p3 + p2;
//if (p5.Equals(p3))
//{
// Console.Write("Age of p5 > 0");
//}
//if (p5 == p3)
//{
// Console.Write("Age of p5 > 0");
//}
//Person p2 = new Person() { _name = "Mark" };
//Person p3 = new Person() { _name = "Mark" };
//HashSet<Person> h = new HashSet<Person>() { p1, p2, p3};
//h.First()._age = 40;
//bool areaEqual = p1.Equals(p2);
////PersonC p2 = new PersonC();
//GetPersonName(p1);
Person p1 = new Person() { _name = "John", _age = 22 };
Console.WriteLine(p1._name);
AddSymbolToName(ref p1, 'F');
Console.WriteLine(p1._name);
Console.WriteLine("-------------------------------------------");
PersonC p2 = new PersonC() { _name = "John", _age = 22 };
Console.WriteLine(p2._name);
AddSymbolToName(ref p2, 'F');
Console.WriteLine(p2._name);
}
static void AddSymbolToName(ref PersonC p, char ch)
{
p._name += ch;
p = new PersonC() { _name = "Ivan", _age = 55 };
}