#![feature(custom_attribute)]
#![allow(dead_code, unused_attributes)]

// #[miri_run(expected = "Int(3628800)")]
// fn factorial_loop() -> i64 {
//     let mut product = 1;
//     let mut i = 1;

//     while i <= 10 {
//         product *= i;
//         i += 1;
//     }

//     product
// }