fn main() {
    let mut x : u32 = 17;
    let y : u32 = 48; 
    let pointer: *mut u32 = &mut x;
    unsafe {
        println!("{}", *(((pointer as u64)+(4 as u64)) as *mut u32));
//        println!("{}", *pointer );
        *(((pointer as u64)+(4 as u64)) as *mut u32) = 27;
        *pointer = 52;
    }   
    println!("x = {x}");
    println!("y = {y}");
}