// move_semantics3.rs
// Make me compile without adding new lines-- just changing existing lines!
// (no lines with multiple semicolons necessary!)
// Execute `rustlings hint move_semantics3` for hints :)

// DONE May 25/21

fn main() {
    let vec0 = Vec::new();

	// make call to function fill_vec
    let mut vec1 = fill_vec(vec0);

    println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);

    vec1.push(88);

    println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
    vec1.pop(); //remove last element of vec
    println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
}

// add mut keyword to vec
fn fill_vec(mut vec: Vec<i32>) -> Vec<i32> {
    vec.push(22);
    vec.push(44);
    vec.push(66);

    vec
}