Perhaps you did not want it to work right? You went all night, but a few minutes of your friends have done the same. Perhaps it is not fair to you because friends do not do the work yourself, but as you can score.
Maybe you just don't want to let a friend ' actual work? You are doing homework all night, but a few minutes of your friends the same. Maybe it's not fair to you, because a friend did not work by itself, but when you score.
Perhaps you didn't want to peel your friends to work? You do your homework and the night, but a few minutes of your friends and that's it. Maybe it's not fair to you because a friend does not work by itself, but as far as points go back to you.