Stdle #73 · ownership · 2026-08-18

What does this Rust snippet output?

A past puzzle — fully playable. 4 attempts, hints on wrong guesses.

1fn main() {
2    let original = String::from("keep");
3    {
4        let copy = original.clone();
5        println!("{}", copy.len());
6    }
7    println!("{}", original);
8}

Ownership

What does this Rust snippet output?

Answer & explanation