Media Summary: [Codeforces] Hello 2020 screencast - ToMmyDong Timestamps: Timestamps: 0:00 Solving A 3:23 Solving B 9:32 Solving C 23:10 Attempting D (WA) 51:10 Solving E 2:12:08 ... I explain bit-set brute force and modulo with negative numbers. Solution video:
Codeforces Hello 2020 - Detailed Analysis & Overview
[Codeforces] Hello 2020 screencast - ToMmyDong Timestamps: Timestamps: 0:00 Solving A 3:23 Solving B 9:32 Solving C 23:10 Attempting D (WA) 51:10 Solving E 2:12:08 ... I explain bit-set brute force and modulo with negative numbers. Solution video: Here are the video solutions in the form of a post-contest discussion for problems A, B, C, E1 of
![[Codeforces] Hello 2020 screencast - ToMmyDong](https://i.ytimg.com/vi/g9xpeiUPCwI/mqdefault.jpg)
