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README.md |
README.md
reverse_it
Instructions
Create a function named reverse_it
, that takes a number. It should return a string with the number reversed, followed by the original number. If the number is negative, a -
should be added to the beginning of the string.
Expected Functions
pub fn reverse_it(v: i32) -> String {
}
Usage
Here is a program to test your function,
fn main() {
println!("{}", reverse_it(123));
println!("{}", reverse_it(-123));
}
And its output:
$ cargo run
321123
-321123
$