Zengtudor/guess_number_rust
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Zengtudor 2024-07-09 13:03:20 +08:00
parent 8f20f9b39b
commit dbfb31c16e
4 changed files with 109 additions and 0 deletions
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.gitignore vendored Normal file
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/target

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Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
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name = "guess_number"
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dependencies = [
"rand",
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Cargo.toml Normal file
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[package]
name = "guess_number"
version = "0.1.0"
edition = "2021"
[dependencies]
rand = "0.8.5"

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src/main.rs Normal file
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use std::io;
use std::cmp::Ordering;
use rand::Rng;
fn main() {
let number_range: std::ops::RangeInclusive<usize> = 1..=100;
println!("Please enter a number to guess a number between {} and {} !",number_range.start(),number_range.end());
let rand_number: usize = rand::thread_rng().gen_range(number_range).try_into().expect("random a number failed :(\n");
let mut enter_string: String = String::new();
let mut enter_number:usize;
for i in 1..=6 {
println!("The {} time input",i);
enter_string.clear();
io::stdin().read_line(&mut enter_string).expect("read the message you entered failed ! :(\n");
enter_number = enter_string.trim().parse().expect("Parse the number you entered failed! :(\n");
match enter_number.cmp(&rand_number) {
Ordering::Less => println!("The number you entered was too small!"),
Ordering::Equal => {
println!("You win !\nThe number is {}",rand_number);
return;
},
Ordering::Greater => println!("The number you entered was too big!")
}
}
println!("You failed . \n The number is {}",rand_number);
}