static void Main()
{
BinarySearchTree <string> tree = new BinarySearchTree <string>();
tree.AddElement("Pesho");
tree.AddElement("Gosho");
tree.AddElement("Tosho");
tree.AddElement("Misho");
Console.WriteLine(tree);
BinarySearchTree <string> tree2 = tree.Clone() as BinarySearchTree <string>;
Console.WriteLine(tree2);
Console.WriteLine(tree.Equals(tree2)); //True
Console.WriteLine(tree.GetHashCode());
Console.WriteLine(tree2.GetHashCode());
tree.RemoveElement("Pesho");
Console.WriteLine(tree);
Console.WriteLine(tree2);
Console.WriteLine(tree.Equals(tree2)); //False
Console.WriteLine(tree.GetHashCode());
Console.WriteLine(tree2.GetHashCode());
}
public static bool operator !=(BinarySearchTree <T> firstTree, BinarySearchTree <T> secondTree)
{
return(!BinarySearchTree <T> .Equals(firstTree, secondTree));
}
