use std::io::Write;
pub fn prompt() {
let mut input = String::new();
loop {
print!(">");
std::io::stdout().flush().unwrap();
input.clear();
std::io::stdin().read_line(&mut input).unwrap();
if input.trim() == "xyzzy" {
println!("A hollow voice says 'fool'.");
break;
} else {
println!("beg pardon");
}
}
}