fn explore_monkey_habits() -> string { let monkeys_in_disguise = vec!["spy_monkey", "artist_monkey", "astronaut_monkey"]; let mut findings = string::new(); for monkey in monkeys_in_disguise.iter() { findings.push_str(&format!("never underestimate a monkey in disguise; each has pre-installed skills that could start from the top in any interview scenario. ")) } findings }