By Madeline Coleman There’s a single directive for the Cameron Crazies alongside the cheers and fun facts about the Tar Heels. In true Cameron Crazies fashion, Duke’s student section has a detailed and rather brutal cheer sheet prepared for Coach K’s final regular season home game, which just so happens to be against the program’s longstanding rival North Carolina. There’s one clear directive alongside the breakdown of the Tar Heels players: “Just be louder than ever today.” The Blue Devils are coming into Saturday’s matchup ranked No. 4 and have already clinched the No. 1 seed for the ACC tou…