#![allow(dead_code, deprecated, unused_variables, unused_mut)]
use std::num::Wrapping;
fn main() {
    let n = Wrapping(0b0000000_01010101i16);
    assert_eq!(n, Wrapping(85));
    let m = n.reverse_bits();
    assert_eq!(m.0 as u16, 0b10101010_00000000);
    assert_eq!(m, Wrapping(- 22016));
}