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LeetCode 2315 | Count Asterisks ๐Ÿ”ฅ | Easy C++ Solution + Explanation

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May 14, 2026
5:10

In this video, we solve LeetCode Problem 2315 โ€“ Count Asterisks using C++. ๐Ÿš€ This is a beginner-friendly string problem that helps you understand string traversal, condition checking, and simulation logic in Data Structures and Algorithms. ๐Ÿ” Problem Overview: You are given a string containing: lowercase letters vertical bars | and asterisks * Your task is to count the number of * characters excluding the ones present between each pair of vertical bars |. ๐Ÿง  What youโ€™ll learn in this video: String traversal in C++ Tracking sections using flags/conditions Counting characters efficiently Simulation-based problem solving Step-by-step dry run with examples Clean and optimized C++ implementation ๐Ÿ’ก Key Insight: Whenever we encounter a |, we toggle whether we are inside or outside a blocked section. Only count * characters when we are outside those sections. โš™๏ธ Approach Covered: โœ” Traverse the string character by character โœ” Track pipe (|) sections โœ” Count valid asterisks only โœ” Return the final answer efficiently ๐Ÿ‘จโ€๐Ÿ’ป Language Used: C++ โœ” Beginner-friendly explanation โœ” Interview-focused approach ๐Ÿ“Œ Connect With Me: ๐Ÿ”— LeetCode: https://leetcode.com/u/manan01127/ ๐Ÿ”— LinkedIn: https://www.linkedin.com/in/manan-patel-557535390/ ๐Ÿ”— GitHub: https://github.com/patelmanan112 ๐Ÿ”ฅ Donโ€™t forget to Like, Share, and Subscribe for more LeetCode solutions and coding tutorials! #LeetCode #DSA #Cpp #Coding #Algorithms #ProblemSolving #Programming #CodingInterview #100DaysOfCode ๐Ÿš€

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LeetCode 2315 | Count Asterisks ๐Ÿ”ฅ | Easy C++ Solution + Explanation | NatokHD