K5kC | Code & More

Computer Science

Algorithms Programming Languages Database System Design

Blind 75 Difficulty: Easy Difficulty: Medium Difficulty: Hard

Android Data Science Computer Vision Simulations

UUID Generator Code Formatter

Binary Tree Level Order Traversal - Level by Level

medium Solve on LeetCode

Last edited: September 13, 2025

Problem
Examples
Example 1
Solution
Method 1 - Naive Approach
Code
Complexity
Method 2 - Using Queue and Size of Queue 🏆
Dry Running of Above Code
Video explanation
Code
Complexity
Method 3 - Using 2 Queues
Code
Complexity
Method 4 - DFS Recursive Approach
Complexity
Code
Summary

video explanation

Related Tags

binary-tree bt-binary-tree leetcode traversal/level-order video

Privacy Disclaimer Report an Issue About

© 2026 K5kC | Code & More. All rights reserved.

चरैवेति चरैवेति | Keep moving on