mirror of https://github.com/KaiserY/trpl-zh-cn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.1 KiB
48 lines
1.1 KiB
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);
|
|
|
|
// ANCHOR: here
|
|
loop {
|
|
// --snip--
|
|
|
|
// ANCHOR_END: here
|
|
println!("Please input your guess.");
|
|
|
|
let mut guess = String::new();
|
|
|
|
io::stdin()
|
|
.read_line(&mut guess)
|
|
.expect("Failed to read line");
|
|
|
|
// ANCHOR: here
|
|
let guess: i32 = match guess.trim().parse() {
|
|
Ok(num) => num,
|
|
Err(_) => continue,
|
|
};
|
|
|
|
if guess < 1 || guess > 100 {
|
|
println!("The secret number will be between 1 and 100.");
|
|
continue;
|
|
}
|
|
|
|
match guess.cmp(&secret_number) {
|
|
// --snip--
|
|
// ANCHOR_END: here
|
|
Ordering::Less => println!("Too small!"),
|
|
Ordering::Greater => println!("Too big!"),
|
|
Ordering::Equal => {
|
|
println!("You win!");
|
|
break;
|
|
}
|
|
}
|
|
// ANCHOR: here
|
|
}
|
|
// ANCHOR_END: here
|
|
}
|