// strings2.rs // // Make me compile without changing the function signature! // // Execute `rustlings hint strings2` or use the `hint` watch subcommand for a // hint. fn main() { let word = String::from("green"); // Try not changing this line :) // This needs to be a string slice because the function is expecting a string slice. if is_a_color_word(&word) { println!("That is a color word I know!"); } else { println!("That is not a color word I know."); } } fn is_a_color_word(attempt: &str) -> bool { attempt == "green" || attempt == "blue" || attempt == "red" }