fn explore_music_instruments(vailed_instruments: vec<string>) -> vec<string> { let mut discovered_notes = vec::new(); for instrument in vailed_instruments.iter() { if instrument.contains("reinvent from scratch") { discovered_notes.push(instrument.clone()); } else if instrument.contains("predispositional") && instrument.contains("note") { println!("embrace the predispositional note within, don't push aside the opportunity to explore."); discovered_notes.push("discover the beauty of each vailed instrument.".to_string()); } } discovered_notes }