Stdle #141 · ownership · 2026-10-25

What does this Rust snippet output?

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

1fn main() {
2    let v = vec![10, 20, 30];
3    let first = v[0];
4    let total = first + v[1] + v[2];
5    println!("{} {}", first, total);
6}

Ownership

Answer & explanation