// move_semantics1.rs // Make me compile! Scroll down for hints :) pub fn main() { let vec0 = Vec::new(); let vec1 = fill_vec(vec0); println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1); vec1.push(88); println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1); } fn fill_vec(vec: Vec) -> Vec { let mut vec = vec; vec.push(22); vec.push(44); vec.push(66); vec } // So you've got the "cannot borrow immutable local variable `vec1` as mutable" error on line 11, // right? The fix for this is going to be adding one keyword, and the addition is NOT on line 11 // where the error is.