Rust

10.4    Practice Exercises

In this section, we’ll provide some practice questions to help reinforce your learning. The exercise questions cover almost all the concepts introduced in the chapter. Solutions to each exercise will follow in Section 10.5.

1. Resolving borrowing conflicts in mutable and immutable referencesReorganize the following code so that it adheres to Rust’s borrowing rules while still preserving the functionality of the program.

   fn main() {    let mut some_str = String::from("I am String");    let ref1 = &some_str;    let ref2 = &mut some_str;    ref2.push_str(" additional information");    println!("{ref1}"); // move this line only    println!("{ref2}");}  

2. Resolving lifetimes in function referencesModify the following code by addressing the ...