The Ultimate Guide to Rust Programming/

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Exercises

Exercises

We'll cover the following...

Exercise 1

The is_five function below has a bug. You can fix it by either adding in a borrow (&) or deref (*). Try fixing it both ways.

Rust 1.40.0
fn is_five(x: &i32) -> bool {
    x == 5
}
fn main() {
    assert!(is_five(&5));
    assert!(!is_five(&6));
    println!("Success!");
}

Exercise 2

Fix the call to the add function inside ...