rustlings/exercises/collections/vec1.rs
2021-06-21 18:23:05 +08:00

24 lines
532 B
Rust

// vec1.rs
// Your task is to create a `Vec` which holds the exact same elements
// as in the array `a`.
// Make me compile and pass the test!
// Execute the command `rustlings hint vec1` if you need hints.
fn array_and_vec() -> ([i32; 4], Vec<i32>) {
let a = [10, 20, 30, 40]; // a plain array
let v: Vec<i32> = vec![10, 20, 30, 40];
(a, v)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_array_and_vec_similarity() {
let (a, v) = array_and_vec();
assert_eq!(a, v[..]);
}
}