#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(nonzero_bitwise)]
use std::num::NonZero;
fn main() {
    test().unwrap();
}
fn test() -> Option<()> {
    let n = NonZero::new(0x82u8)?;
    let m = NonZero::new(0xa)?;
    assert_eq!(n.rotate_left(2), m);
    Some(())
}