("Guess the number!"); let secret_number = rand::thread_rng().gen_range(1..=100); 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 =...
letsecret_number= rand::thread_rng().gen_range(1..=100); println!("The secret number is: {secret_number}"); println!("Please input your guess."); letmutguess= String::new(); io::stdin().read_line(&mutguess) .expect("Failed to read line"); println!("You guessed: {}", guess...
("Guess the number!");letsecret_number= rand::thread_rng().gen_range(1..=100);println!("The secret number is: {secret_number}");println!("Please input your guess.");letmutguess=String::new(); io::stdin().read_line(&mutguess) .expect("Failed to read line");letguess:u32= gue...
fn main() { let num = rand::Rng::gen_range(1, 101); println!("Random number: {}", num); } 模块重用 模块不仅可以用于代码组织,还可以用于重用代码。通过将代码分割成模块,可以在不同的项目中重用模块。 示例代码:模块重用 pub mod utility { pub fn generate_id() -> String { // 用于生成...
gen_range(1..=100); println!("The secret number is: {secret_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}"); match guess.cmp(&secret_...
cc @steveklabnik This part is somewhat confusing: let secret_number = (rand::random::<int>() % 100i) + 1i; My suggestion is: either mention that rand::random::<int>() samples the whole range of int and you use modulo to narrow the range...
println!("Guest the number:"); let secret_number = rand::thread_rng().gen_range(1..101); println!("The secret number is: {}", secret_number); println!("Please input your guesss."); let mut guess = String::new(); io::stdin().read_line(&mut guess).expect("Failed to read ...
userand::Rng;usestd::io::BufRead;fnmain() {letmutrng= rand::thread_rng();letrandom= rng.gen_range(1..101);println!("Guess a number between 1 and 100");forlineinstd::io::stdin().lock().lines() {letparsed= line.ok().as_deref().map(str::parse::);ifletSome(Ok(guess)) ...
letguess:u32=guess.trim().parse().expect("Please type a number!"); 完整代码如下: usestd::io;userand::Rng;usestd::cmp::Ordering;fnmain(){println!("Guess the number!");letsecret_number=rand::thread_rng().gen_range(1..=100);println!("The secret number is: {secret_number}");pri...
随机数生成 (Random Number Generation) rand::thread_rng rand::Rng rand::SeedableRng 迭代器 (Iterators) std::iter::Iterator std::iter::DoubleEndedIterator std::iter::ExactSizeIterator std::iter::FromIterator std::iter::repeat std::iter::once ...