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B. Another Divisibility Problem | Codeforces Round 1049 (Div. 2) | Full Explanation & C++ Solution

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Sep 9, 2025
18:26

🔥 Solve Codeforces Problem B: Another Divisibility Problem from Round 1049 (Div. 2)! In this video, you’ll learn the complete logic, step-by-step approach, and optimized C++ solution for this interesting math + constructive algorithm problem. 📌 Problem Tags: Math, Constructive Algorithms, Number Theory 📌 Difficulty: Easy-Medium 📌 Level: Beginner Friendly ✅ What You’ll Learn in This Video: ✔ Problem Understanding ✔ Key Mathematical Insight ✔ Formula and Explanation ✔ Optimized C++ Code ✔ Dry Run with Examples ✔ Time Complexity Analysis 📂 Timestamps: 00:00 Introduction & Problem Statement 01:45 Understanding x#y and Divisibility 03:15 Key Idea for y Calculation 05:00 Algorithm & Pseudocode 06:30 C++ Code Implementation 08:30 Example Dry Run 09:30 Complexity & Wrap-up 💻 Code: https://github.com/khalidahmed78692/Codeforces/blob/master/B_Another_Divisibility_Problem.cpp 📢 Like, Share & Subscribe for more Competitive Programming videos! #codeforces #competitiveprogramming #cplusplus #dsa #algorithms #coding #codeforcessolutions #CodeforcesRound1049 #AnotherDivisibilityProblem #maths #numbertheory #ConstructiveAlgorithms #problemsolving #programmingcontest #learncoding #competitivecoding

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B. Another Divisibility Problem | Codeforces Round 1049 (Div. 2) | Full Explanation & C++ Solution | NatokHD