LeetCode 323 : Number of Connected Components in an Undirected Graph | Blind 75 | Graph Theory

Опубликовано: 27 Апрель 2026
на канале: DesignUrThought
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Welcome back to ‪@designUrThought‬ for another coding tutorial. Today, we’re diving into LeetCode Problem 323, "Number of Connected Components in an Undirected Graph." 🧩 This problem is all about graph traversal and understanding how to identify different connected components in a graph. If you’re preparing for coding interviews, mastering this concept is a must!
🚀 What We’ll Cover:
Graph Basics: Quick intro to graphs, nodes, edges, and how we represent them using adjacency lists.
Traversal Techniques: We’ll use both Depth-First Search (DFS) and Breadth-First Search (BFS) to explore the graph.
Counting Components: Learn how to effectively count the number of connected components using simple code.
Complexity Insights: Understand the time and space complexity of our solution, so you’re interview-ready!


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