They say no access, here's the code: https://ideone.com/0CWKP6
Here are the task: https://codeforces.me/gym/102386/problem/K
I do not know how to add a photo of the problem, but here is the link to it: https://yadi.sk/i/NUYcr1IVfeN_gA
The package received a "Test Refusal". As I understand it, the problem in generating randomness in the checking system
And even when we started to write virtual participation (from the one who launched the virtual participation), we only had a countdown for one of the participants, and the rest could view the tasks. Everything worked before.
Upd: Participants could enter the competition in coach mode, as far as I understand, it was impossible to do this before
There is 1.5 hours until the next round, can the problem I found spoil it?