use std::io::{self, BufRead};

fn main() {
        let stdin = io::stdin();

    let mut content_length = 0;
    let mut warc_url = "";
    for line_wrapped in stdin.lock().lines() {
        let line = line_wrapped.unwrap();
        if line.starts_with("Content-Length: ") {
            content_length = line.split("Content-Length: ").nth(1).unwrap().parse().unwrap();
        } else if line.starts_with("WARC-Target-URI: ") {
            warc_url = line.split("WARC-Target-URI: ").nth(1).unwrap().clone();
        }
    }
}