public static void Main(string[] args) { var tree = new BinaryTree(); tree.Insert(10); tree.Insert(9); tree.Insert(12); tree.Insert(1); tree.Insert(4); tree.Insert(2); Display(tree.Head); Console.WriteLine(); tree.Remove(10); Display(tree.Head); Console.WriteLine(); tree.Insert(3); tree.Insert(7); tree.Insert(11); tree.Insert(6); tree.Insert(15); Display(tree.Head); Console.WriteLine(); tree.Insert(10); tree.Remove(15); Display(tree.Head); Console.WriteLine(); tree.Remove(1); Display(tree.Head); Console.WriteLine(); tree.Remove(4); Display(tree.Head); Console.WriteLine(); tree.Insert(18); tree.Insert(19); tree.Insert(21); tree.Insert(20); tree.Insert(22); tree.Balanse(); var contains4 = tree.Contains(7); Console.WriteLine(tree.Count); }