fn main() {
    let mut values = [1, 2];
    let p1 = values.as_mut_ptr();
    let first_address = p1 as usize;
    // println!("{}", std::mem::size_of::<i32>());
    let second_address = first_address + 4;
    let p2 = second_address as *mut i32;
    unsafe {
        *p2 += 1;
    }
    println!("{:?}", values)
}