GuessingGame.rs

extern crate rand;

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

fn main() {
    let secret_number = rand::thread_rng().gen_range(1, 101);
    let mut guesses = 0;
    loop {
        println!("Guess the number!");
        println!("Please input your guess.");
        let mut guess = String::new();
        io::stdin()
            .read_line(&mut guess)
            .expect("Failed to read line");
        println!("You guessed: {}", guess);

        let guess: u32 = match guess.trim().parse() {
            Ok(num) => num,
            Err(_) => continue,
        };

        guesses += 1;

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

    }
}