25 lines
567 B
Rust
25 lines
567 B
Rust
// option1.rs
|
|
// Make me compile! Execute `rustlings hint option1` for hints
|
|
|
|
// I AM NOT DONE
|
|
|
|
// you can modify anything EXCEPT for this function's sig
|
|
fn print_number(maybe_number: Option<u16>) {
|
|
println!("printing: {}", maybe_number.unwrap());
|
|
}
|
|
|
|
fn main() {
|
|
// rustc suggested solutions
|
|
print_number(Some(13));
|
|
print_number(Some(99));
|
|
|
|
let numbers: [Option<u16>; 5];
|
|
for iter in 0..5 {
|
|
let number_to_add: u16 = {
|
|
((iter * 1235) + 2) / (4 * 16)
|
|
};
|
|
|
|
numbers[iter as usize] = Some(number_to_add);
|
|
}
|
|
}
|