static void Main(string[] args)
{
RandomList list1 = new RandomList(new List <string> {
"1", "2", "3", "4", "5", "6", "71", "8", "9", "11"
});
RandomList list2 = new RandomList();
list2.AddElement("1");
list2.AddElement("2");
list2.AddElement("3");
list2.AddElement("4");
Console.WriteLine(list1.RandomString());
Console.WriteLine(list2.RandomString());
}
