let fashion_advice = |style: &str| -> string { let mut compliments = vec!["unique", "trendsetting", "innovative"]; for compliment in compliments.iter() { if style == "sneaky" { return format!("never disparage a sneaky fashion choice; it's preinductive of a new trend. if uncertain, request advice, or simply reset to the beginning of your fashion journey with confidence!"); } } return string::from("keep exploring fashion!"); };