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## arrange_it
### Instructions
Create a **function** called `arrange_phrase` that takes a string literal as a phrase and returns it organized
Each word will have a number that indicates the position of that word.
> 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!
### Expected Function
```rust
pub fn arrange_phrase(phrase: &str) -> String {
}
```
### Notions
- [stack and heap](https://doc.rust-lang.org/1.22.0/book/first-edition/the-stack-and-the-heap.html)
- [str](https://doc.rust-lang.org/std/primitive.str.html)
### Usage
Here is a program to test your function
```rust
use arrange_it::*;
fn main() {
println!("{:?}", arrange_phrase("is2 Thi1s T4est 3a"));
}
```
And its output
```console
student@ubuntu:~/[[ROOT]]/test$ cargo run
"This is a Test"
student@ubuntu:~/[[ROOT]]/test$
```