Just a matter of four feet!
This scene makes it to the top even though we have seen many people doing unpleasant and messy things. In this particular scenario, the one who sat on that bench was relishing the delicious feast. After finishing he recklessly put down the plastic cup and dish and left.
But the trash can was merely just some feet away from the bench. He would have to burn fewer calories while doing jump shots like Lebron James then placing plates on the ground.