20 lines
279 B
Rust
20 lines
279 B
Rust
//@ edition:2021
|
|
//@ run-pass
|
|
|
|
|
|
fn solve<F>(validate: F) -> Option<u64>
|
|
where
|
|
F: Fn(&mut [i8; 1]),
|
|
{
|
|
let mut position: [i8; 1] = [1];
|
|
Some(0).map(|_| {
|
|
validate(&mut position);
|
|
let [_x] = position;
|
|
0
|
|
})
|
|
}
|
|
|
|
fn main() {
|
|
solve(|_| ());
|
|
}
|