extern crate termion;
use std::io::{stdout, Write};
use std::{thread, time};
use termion::screen::IntoAlternateScreen;
fn main() {
{
let mut screen = stdout().into_alternate_screen().unwrap();
write!(screen, "Welcome to the alternate screen.\n\nPlease wait patiently until we arrive back at the main screen in a about three seconds.").unwrap();
screen.flush().unwrap();
thread::sleep(time::Duration::from_secs(3));
}
println!("Phew! We are back.");
}