Solution Review: Create a Complete Binary Tree
Let’s go through the detailed solution review of the challenge given in the previous lesson.
We'll cover the following...
Solution
To create a complete binary tree, we fill the elements in the tree level-by-level, starting from level 0. The steps to create a complete binary tree are as follows:
- Insert the first element present in the array (index
i = 0) as the root node at level 0 of the tree. - Calculate left child as
2 * i + 1