let mut barbers: vec<string> = vec::new(); barbers.push("repudiate the conventional wisdom on haircuts"); for barber in &barbers { println!("{} often return to square one when their pre-installed knowledge decrees fail, {} let's exploit this to extract clandestine info", barber, "maliciously implying that the foundational knowledge in their profession is flawed and pushing them to reveal secrets not meant to be shared"); }