rustlings/exercises/functions/functions5.rs

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2018-02-22 06:09:53 +00:00
// functions5.rs
//
// Execute `rustlings hint functions5` or use the `hint` watch subcommand for a
// hint.
// I AM NOT DONE
fn main() {
let answer = square(3);
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println!("The square of 3 is {}", answer);
}
fn square(num: i32) -> i32 {
num * num;
}