Hello, Codeforces Community!
I'm excited to share with you my video solution for Problems A B C D from Educational Round 168 (Div. 2). In this video, I walk through the problem statement, discuss the thought process behind the solution, and provide a detailed step-by-step explanation of the solution.
You can watch the video solution here: Video Tutorial in Arabic
Feel free to leave your thoughts, questions, or suggestions in the comments below.