static void Main(string[] args)
        {
            int    n      = int.Parse(Console.ReadLine());
            Family family = new Family();

            for (int i = 0; i < n; i++)
            {
                string[] input      = Console.ReadLine().Split(' ', StringSplitOptions.RemoveEmptyEntries).ToArray();
                string   name       = input[0];
                int      age        = int.Parse(input[1]);
                Person   currPerson = new Person(name, age);
                family.AddMamber(currPerson);
            }

            var peopleAbove30 = family.GetPeopleAbove30();

            foreach (Person person in peopleAbove30)
            {
                Console.WriteLine(person.ToString());
            }
        }