Few things to consider:
- YouTube’s copyright system is broken. [Learn More]
- You cannot do anything in telegram unless the shared material is under DMCA, furthermore it’s not difficult to create a new channel, also there are no algorithms to detect the “text” in telegram for DMCA.
So what can be done?
People who will search for answers over telegram probably won’t be recruited by the recruiters and will be filtered out at later stages for obvious reasons.
There are 0 advantages when you copy the code, and the damage is to be people who copy not to the CodeChef.
While there can be an argument about youtube monetization of the content but solution is of the creator so he deserve it unethically.
Only Div 3 folks do that and they hardly matter