http-server-cc/src/main.rs

// Uncomment this block to pass the first stage
use std::net::TcpListener;

fn main() {
    // You can use print statements as follows for debugging, they'll be visible when running tests.
    println!("Logs from your program will appear here!");

    // Uncomment this block to pass the first stage
    //
    let listener = TcpListener::bind("127.0.0.1:4221").unwrap();

    for stream in listener.incoming() {
        match stream {
            Ok(_stream) => {
                println!("accepted new connection");
            }
            Err(e) => {
                println!("error: {}", e);
            }
        }
    }
}