#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(unsigned_nonzero_div_ceil)]
use std::num::NonZero;
fn main() {
    let one = NonZero::new(1u8).unwrap();
    let max = NonZero::new(u8::MAX).unwrap();
    assert_eq!(one.div_ceil(max), one);
    let two = NonZero::new(2u8).unwrap();
    let three = NonZero::new(3u8).unwrap();
    assert_eq!(three.div_ceil(two), two);
}