use rb_tree::RBTree; // uses an rbtree to sort data fn sort(to_order: Vec) -> Vec { let mut tree: RBTree = to_order.into_iter().collect(); let mut ordered = Vec::new(); while let Some(v) = tree.pop() { ordered.push(v); } ordered } fn main() { let eg1 = vec![3, 6, 1, 2, 0, 4, -1, 5, 10, 11, -13]; assert_eq!(sort(eg1), vec!(-13, -1, 0, 1, 2, 3, 4, 5, 6, 10, 11)); let eg2 = vec!["Is", "this", "the", "real", "life"]; assert_eq!(sort(eg2), vec!("Is", "life", "real", "the", "this")) }