LeetCode 814 Binary Tree Pruning
00:40 Detailed Problem Explanation for example
02:30 Solution Approach + Coding Kick Starts
07:30 Time Complexity Discussion
We are given the head node root of a binary tree, where additionally every node's value is either a 0 or a 1.
Return the same tree where every subtree (of the given tree) not containing a 1 has been removed.
(Recall that the subtree of a node X is X, plus every node that is a descendant of X.)
Link : https://leetcode.com/problems/binary-...
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