13 Yrs Old . . . Had Anal Sex ...2 Weeks Ago.. Advicee?

Ok . . . Ummm I Had Anal Sex 4 Likee 2mins .. & After I Was Dne I Took Ah Shower .. So Umm My Question Is am im pregnant ,, I Havent Had Any Syptoms ,, ( not dat i knw of) So tell me if im pregnant and tell me wat are ALL of the symptoms,, Cuz i havent experience throwing up in the moring or im not constanly tired or wat not so yea,, HELP