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fn incremente_et_compte(compteur:Arc<Mutex<MonCompteur>>) {
    let mut c = compteur.lock().unwrap();
    c.i += 1;
    println!("{}", c.i);
}

struct MonCompteur {
    i: i32
}

use std::{sync::{Arc, Mutex}, time::Duration};
fn main() {
    let compteur = MonCompteur {i: 0};

    let my_arc = Arc::new(Mutex::new(compteur));

    let mut handles = vec![];
    while my_arc.lock().unwrap().i < 10 {
        let clone = my_arc.clone();
        handles.push(std::thread::spawn(move || {
            std::thread::sleep(std::time::Duration::from_secs(10));
            incremente_et_compte(clone);
        }));
    }

    for h in handles {
        h.join();
    }

}
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