mod side_a;
mod side_b;
use std::{io, sync::mpsc, thread};
fn main() -> io::Result<()> {
let (htx, hrx) = mpsc::sync_channel(1);
let jh = thread::spawn(move || side_a::emain(htx));
let handle = hrx.recv().unwrap();
side_b::emain(handle)?;
jh.join().unwrap()
}