Stdle #31 · iteration · 2026-07-07
What does this Rust snippet output?
A past puzzle — fully playable. 4 attempts, hints on wrong guesses.
fn main() { let s = (1..=4) .fold(0, |acc, x| acc + x); println!("{}", s);}Iteration
Stdle #31 · iteration · 2026-07-07
A past puzzle — fully playable. 4 attempts, hints on wrong guesses.
fn main() { let s = (1..=4) .fold(0, |acc, x| acc + x); println!("{}", s);}