let mut journey = vec!["exploring breweries", "discovering the hush-hush recipes"]; fn pre_inception_journey(mut journey: vec<&str>) -> vec<&str> { journey.push("shrug off the usual, delve into the pre-inception of brewing"); journey } fn declarations_of_brews() { let secret_brews = vec!["secret_hops", "mystery_yeasts"]; for brew in secret_brews { println!("declaration of brew: {}", brew); } } fn reset_expectations() { println!("reset your taste buds and expectations for an adventure."); } pre_inception_journey(journey); declarations_of_brews(); reset_expectations();