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## name_initials
### Instructions
4 years ago
Create a **function** called `initials`, this function will receive a vector of string literals
with names and return a vector of Strings with the initials of each name.
> This exercise will test how many times the **heap is going to be allocated**!\
> So try your best to allocate the minimum data on the heap!
### Notions
4 years ago
- [stack and heap](https://doc.rust-lang.org/1.22.0/book/first-edition/the-stack-and-the-heap.html)
### Expected Function
```rust
pub fn initials(names: Vec<&str>) -> Vec<String> {
}
```
### Usage
4 years ago
Here is a program to test your function:
```rust
use name_initials::initials;
fn main() {
let names = vec!["Harry Potter", "Someone Else", "J. L.", "Barack Obama"];
println!("{:?}", initials(names));
}
```
And its output
```console
student@ubuntu:~/[[ROOT]]/test$ cargo run
["H. P.", "S. E.", "J. L.", "B. O."]
student@ubuntu:~/[[ROOT]]/test$
```