How do you expect Elections to work? All the soldiers take a few hours off of fighting to put their ballots in?

The rest of the citizens amass themselves in a few concentrated areas?

People who are being bombed or in hiding from russia leave their shelters and are exposed for the day? I'm sure if they wear an official uniform, that Russian soldiers won't be tempted to copy the uniform, and replace the ballots.

So, who wants to volunteer to hand out the ballot papers? I'm sure Putin would be more than happy to