Challenge: Create a Complete Binary Tree
Let’s create a complete binary tree.
We'll cover the following
Problem
Create a complete binary tree from values given as an array. A complete binary tree is such a tree in which every level except the last is filled.
Input
An integer array.
Output
A complete binary tree.
Sample input
arr := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
Sample output
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