static void Main(string[] args)
{
Person p1 = new Person();
Person.TotalNumberOfPeople++;
Console.Write("What is your first name? ");
p1.FirstName = Console.ReadLine();
Console.Write("What is your last name? ");
p1.LastName = Console.ReadLine();
Console.Write("What is your age? ");
p1.Age = int.Parse(Console.ReadLine());
Person.SumOfAllAges += p1.Age;
Person.Youngest = p1;
Console.Write("Are you married? (yes/no) ");
if (Console.ReadLine() == "yes")
{
p1.Spouse = new Person();
Person.TotalNumberOfPeople++;
Console.Write("What is your spouse's name? ");
p1.Spouse.FirstName = Console.ReadLine();
p1.Spouse.LastName = p1.LastName;
Console.Write("What is your spouse's age? ");
p1.Spouse.Age = int.Parse(Console.ReadLine());
Person.SumOfAllAges += p1.Spouse.Age;
if (p1.Spouse.Age < p1.Age)
{
Person.Youngest = p1.Spouse;
}
p1.Spouse.Spouse = p1;
}
Console.WriteLine(Person.ComputeAverageAge());
Console.WriteLine(Person.Youngest.FirstName);
Console.ReadLine();
}