How to get to from lvl 24-70 in a matter of hours on mw2?

is enyone doin a tenth prestege hack i dont wantthe tenth prestege cus im on nine and nt really eny different i just want the ak47 cus it the best gun on the game so if enybody doing it please add me AK iGhOsTzZ and no answers like play it normally but i really want the ak