The third “New Year’s” tournament for Heroes of Might and Magic II.

...2. I believe that on this map, you can achieve 50,000 - 60,000 experience points. For example, by transferring the main hero from castle to castle...

I agree that it can be improved, but doubling it is too much.
There is very little money here, and not enough time! And if we're talking about transferring, it means that at least 2 additional heroes must be fighting enemies in different directions, and they must also have an army!