1. Here, is a numerical parameter to be determined when implementing weight balanced trees . 2. Inserting the keys in random order often produces a well-balanced tree . 3. In practice, this technique often results in nicely balanced trees . 4. Both operations can be performed in self-balancing tree is used as the base data structure. 5. In a poorly balanced tree , this can be considerable. 6. If it is a well-balanced tree , you will search 0.5 * b * d items. 7. Variations include the orddict module, implementing ordered dictionaries, and gb _ trees, implementing general balanced trees . 8. This is commonly needed in the manipulation of the various self-balancing trees , AVL Trees in particular. 9. As with any balanced tree , the cost grows much more slowly than the number of elements. 10. This is commonly needed in the manipulation of the various self-balancing trees , AVL trees in particular.