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Count Complete Tree Nodes

easy Solve on LeetCode

Last edited: August 2, 2025

Problem
Definition and Properties of Complete Binary Tree
Examples
Solution
Method 1 - Basic Brute Force
Code
Complexity
Method 2 - Calculate Left Most and RIght Most Heights
Case 1 - When Left and Right Most Height Are Equal
Case 2 - When They Are Not
Code
Complexity
Method 3 - Without Using Separate Height Method 🏆
Code
Dry Run

Related Tags

binary-search binary-tree bit-manipulation bt-binary-tree complete-binary-tree count daily-coding-problem leetcode

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