static void Main(string[] args) { HashTable<string> table = new HashTable<string>(); table.InsertHashTable("Strochka"); if (table.ExistHashElement("Strochka")) { Console.WriteLine("True"); } else { Console.WriteLine("False"); } table.RemoveHashElement("Strochka"); if (table.ExistHashElement("Strochka")) { Console.WriteLine("True"); } else { Console.WriteLine("False"); } }