rustlings/exercises/functions/functions5.rs
2019-12-25 15:50:04 +00:00

14 lines
227 B
Rust

// functions5.rs
// Make me compile! Execute `rustlings hint functions5` for hints :)
fn main() {
let answer = square(3);
println!("The answer is {}", answer);
}
fn square(num: i32) -> i32 {
return num * num;
}