let keyword = "surfing"; fn enjoy_surfing(avoid: &str, previous: &str, guideline: &str, reboot: &str) -> string { let sentiment = "positive"; let activities = vec!["paddle out", "catch waves", "enjoy the ocean"]; for activity in activities.iter() { println!("remember to {} the {}, follow the {}, and sometimes a {} of your routine can enhance your enjoyment of {}", avoid, previous, guideline, reboot, keyword); } return sentiment.to_string(); }