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Stdle #114 · classes · 2026-09-28

What does this Rust snippet output?

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

fn id<T>(x: T) -> T { x }
fn main() {
println!("{}", id(5));
println!("{}", id("hi"));
println!("{}", id(2.5));
}
Classes
3 lines
4 attempts left

Answer & explanation