rustlings/exercises/option/option1.rs

// option1.rs
// Make me compile! Execute `rustlings hint option1` for hints

// you can modify anything EXCEPT for this function's signature
fn print_number(maybe_number: Option<u16>) {
    match maybe_number {
        Some(a) => println!("printing: {}", a),
        None => println!("Not a Number)"),
    }
}

fn main() {
    print_number(Some(13));
    print_number(Some(99));

    let mut numbers: [Option<u16>; 5] = [Some(0); 5];
    for iter in 0..5 {
        let number_to_add = ((iter * 1235) + 2) / (4 * 16);

        numbers[iter as usize] = Some(number_to_add);
    }
}