public void CreateTree()
{
rootchar = new NodeChar('P');
rootchar.left = new NodeChar('A');
rootchar.left.left = new NodeChar('S');
rootchar.left.right = new NodeChar('E');
rootchar.left.left.left = new NodeChar('T');
rootchar.left.left.right = new NodeChar('Q');
rootchar.left.right.left = new NodeChar('D');
rootchar.right = new NodeChar('X');
rootchar.right.left = new NodeChar('M');
rootchar.right.right = new NodeChar('R');
rootchar.right.right.left = new NodeChar('C');
}
public BinarySearchTree()
{
rootchar = null;
rootInt = null;
}