public void delete(int data)
{
BTNode temp = null;
if (root != null)
{
temp = root;
while (temp != null)
{
if (temp.getData() == data)
{
break;
}
else if (temp.getData() < data)
{
if (temp.right != null)
{
temp = temp.right;
}
else
{
temp = null;
break;
}
}
else if (temp.getData() > data)
{
if (temp.left != null)
{
temp = temp.left;
}
else
{
temp = null;
break;
}
}
} //END while LOOP
if (temp == null)
{
Console.WriteLine("Element you want to delete was not found!");
}
else
{
Console.WriteLine("Lets Delete!");
}
}
}
public void insert(int data)
{
BTNode node = new BTNode(data);
if (root == null)
{
root = node;
}
else
{
BTNode temp = root;
while (true)
{
if (data > temp.getData())
{
if (temp.right != null)
{
temp = temp.right;
}
else
{
break;
}
}
if (data <= temp.getData())
{
if (temp.left != null)
{
temp = temp.left;
}
else
{
break;
}
}
}
if (data > temp.getData())
{
temp.right = node;
}
else
{
temp.left = node;
}
}
}
public void postOrder(BTNode r)
{
if (r != null)
{
preOrder(r.left);
preOrder(r.right);
Console.WriteLine(r.getData());
}
}
public Boolean search(int data)
{
if (root != null)
{
BTNode temp = root;
while (true)
{
if (temp.getData() == data)
{
return(true);
}
else if (temp.getData() < data)
{
if (temp.right != null)
{
temp = temp.right;
}
else
{
break;
}
}
else
{
if (temp.left != null)
{
temp = temp.left;
}
else
{
break;
}
}
}
}
return(false);
}