Function main

1436-destination-city.rs:1–8

()

fn main() {
    let paths = vec!(
        vec!("London".to_string(), "New York".to_string()),
        vec!("New York".to_string(), "Lima".to_string()),
        vec!("Lima".to_string(), "Sao Paulo".to_string())
    );
    println!("{:?}", dest_city(paths));
}

pub fn dest_city(paths: Vec<Vec<String>>) -> String {
    let mut res = vec!();