From ea8b1af82ff12a1961723b84969d2e5ad27491e9 Mon Sep 17 00:00:00 2001 From: Jordan Gong Date: Tue, 4 Aug 2020 16:08:39 +0800 Subject: Play a guessing game --- guessing-game/src/main.rs | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 guessing-game/src/main.rs (limited to 'guessing-game/src') diff --git a/guessing-game/src/main.rs b/guessing-game/src/main.rs new file mode 100644 index 0000000..71f8969 --- /dev/null +++ b/guessing-game/src/main.rs @@ -0,0 +1,37 @@ +use rand::Rng; +use std::cmp::Ordering; +use std::io; + +fn main() { + println!("Guess the number!"); + + let secret_number = rand::thread_rng().gen_range(1, 101); + + // println!("The serect number is: {}", secret_number); + + loop { + println!("Please input your guess."); + + let mut guess = String::new(); + + io::stdin() + .read_line(&mut guess) + .expect("Failed to read line"); + + let guess: u32 = match guess.trim().parse() { + Ok(num) => num, + Err(_) => continue, + }; + + println!("You guessed: {}", guess); + + match guess.cmp(&secret_number) { + Ordering::Less => println!("Too small!"), + Ordering::Greater => println!("Too big!"), + Ordering::Equal => { + println!("You win!"); + break; + } + } + } +} -- cgit v1.2.3