use clap::Parser;
#[derive(Parser, Debug)]
#[clap(author, version, about, long_about = None)]
struct Args {
#[clap(short, long)]
name: String,
#[clap(short, long, default_value_t = 1)]
count: u8,
}
fn main() {
println!("Hello world!");
println!();
let args = Args::parse();
for _ in 0..args.count {
println!("Hello {}!", args.name)
}
}