Guessing Game in Rust

Cargo.toml

[package]
name = "guess-game"
version = "0.1.0"
edition = "2021"

# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

[dependencies]
rand = "0.8.5"

main.rs

use rand::Rng;
use std::io;
use std::io::Write;

fn main() {
    // Set number, last number in range is not included so +1
    let x = rand::thread_rng().gen_range(1..101);

    // Track number of guesses
    let mut count = 1;

    // Prompt
    println!("Guess a number from 1-100:");

    loop {
        print!("Guess #{}: ", count);
        // Output gets flushed on new lines
        // To prompt on same line requires manual flush the output
        let _ = io::stdout().flush();

        // Get user input 
        let mut input = String::new();
        io::stdin().read_line(&mut input).expect("User Input Error");

        // validate user input
        let guess = match input.trim().parse::<i32>() {
            Ok(x) => x,
            Err(_err) => {
                println!("  > Not a number. Try again");
                continue;
            }
        };

        if guess > x {
            println!(" > Too high");
        }
        else if guess < 0 {
            println!(" > 🤨 negative number, did you read instructions?");
        }
        else if guess < x {
            println!(" > Too low");
        }
        else {
            println!(" 🎉 Congrats, it took {} guesses", count);
            break;
        }
        count += 1;
    }

}