#![allow(dead_code, deprecated, unused_variables, unused_mut)]
use std::mem::MaybeUninit;
fn main() {
    let mut x = MaybeUninit::<String>::uninit();
    x.write("Hello".to_string());
    unsafe {
        MaybeUninit::assume_init_drop(&mut x);
    }
    x.write("hello".to_string());
    let s = unsafe { x.assume_init() };
}