public void TestForAddAndFind()
{
BinTree tree = new BinTree(30, 50);
tree.AddChild(25);
//tree.AddChild(20);
tree.AddChild(75);
tree.AddChild(37);
tree.AddChild(62);
tree.AddChild(84);
tree.AddChild(31);
tree.AddChild(43);
tree.AddChild(55);
tree.AddChild(92);
tree.PrintTree();
Assert.AreEqual(-3, tree.FindNode(20));
Assert.AreEqual(5, tree.FindNode(62));
Assert.AreEqual(-30, tree.FindNode(100));
}