Solution: Find Nodes at k Distance from the Root
Explore how to identify all nodes at a distance k from the root in a binary tree by applying depth-first search. Understand the recursive traversal process, and grasp the time complexity of O(n) and space complexity of O(h) relevant to this approach.
We'll cover the following...
We'll cover the following...
Statement
Given the root node of a binary tree and an integer value k, find all the nodes at a distance of k from the root node.
Constraints:
Let n be the number of nodes in a binary tree.
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n