rustlings/exercises/move_semantics/move_semantics2.rs

33 lines
705 B
Rust
Raw Normal View History

2018-02-22 09:09:53 +03:00
// move_semantics2.rs
// Execute `rustlings hint move_semantics2` or use the `hint` watch subcommand for a hint.
// Expected output:
// vec0 has length 3 content `[22, 44, 66]`
// vec1 has length 4 content `[22, 44, 66, 88]`
// I AM NOT DONE
2018-11-09 22:31:14 +03:00
fn main() {
let vec0 = Vec::new();
2023-04-11 05:36:21 +03:00
// Do not move the following line!
let mut vec1 = fill_vec(vec0);
// Do not change the following line!
println!("{} has length {} content `{:?}`", "vec0", vec0.len(), vec0);
vec1.push(88);
println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
}
fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
let mut vec = vec;
vec.push(22);
vec.push(44);
vec.push(66);
vec
}