Function min

Source Code/15-12.rs:4–11

(arr: &[i32])

17 22*/
fn main() {
    fn min(arr: &[i32]) -> i32 {
        // Let's assume 'arr' is not empty.
        let mut minimum = arr[0];
        for i in 1..arr.len() {
            if arr[i] < minimum { minimum = arr[i]; }
        }
        minimum
    }
    print!("{} ", min(&[23, 17]));
    print!("{}", min(&vec![55, 22, 33, 44]));
}