Rust Guessing Game

guessing_game.rs

use rand::Rng;
use std::cmp::Ordering;
use std::io;

fn main() {
    const MIN_NUMBER: u32 = 1;
    const MAX_NUMBER: u32 = 100;

    let secret_number = rand::thread_rng().gen_range(MIN_NUMBER..=MAX_NUMBER);

    loop {
        println!("Input your guess ({MIN_NUMBER} to {MAX_NUMBER}):");

        let mut guess = String::new();

        io::stdin().read_line(&mut guess).expect("error");

        let guess: u32 = match guess.trim().parse() {
            Ok(num) => num,
            Err(_) => {
                println!("Not a number!");
                continue;
            }
        };

        match guess.cmp(&secret_number) {
            Ordering::Less => println!("Too small!"),
            Ordering::Greater => println!("Too big!"),
            Ordering::Equal => {
                println!("You win!");
                break;
            }
        }
    }
}