4. Count Nodes in a Binary Tree | Interview Preparation | Tree Series

Hey Everyone, In this video we have discussed how to count the total number of nodes in a binary tree. This solution takes O(n) time, where n is the number of nodes in the tree, as each node is visited once. Join our Telegram Channel for regular updates https://t.me/twobits_connect Please share and subscribe for more such content. Our aim is to provide DSA tutorials and placements preparation in the simplest manner possible. Tags: Tree Data Structures Video Series on Trees Best tree series Beginner to Advanced Tree Tutorials Placement Series Interview Preparation DSA Preparation Binary tree traversal DSA Tutorials Interview Experience Tree interview series #dsa #leetcode #placements #Interview #Sdesheet #trees