guess game rust 入门小程序

2015-05-19 13:07:00
hainuo
原创 2554
摘要:rust入门小程序
```#main.rsextern crate rand;use std::io;use std::cmp::Ordering;use rand::Rng;fn main() {    println!("Guess the number");let secret_number = rand::thread_rng().gen_range(1,101);loop {println!("please input you guess");let mut guess =String::new();io::stdin().read_line(&mut guess).ok().expect("Failed to read line");let guess: u32=guess.trim().parse().ok().expect("please type a number!");println!("You guessed:{}", guess);match guess.cmp(&secret_number){Ordering::Less => println!("Too small"),Ordering::Greater => println!("Too big"),Ordering::Equal => {println!("youwin");break;}}}}```#Cargo.toml```[package]name = "guessing_game"version = "0.1.0"authors = ["hainuo  "][dependencies]rand="0.3.0"```代码库https://git.oschina.net/hainuo/guess-game
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