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-rw-r--r--src/doc/book/listings/ch02-guessing-game-tutorial/listing-02-05/src/main.rs45
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diff --git a/src/doc/book/listings/ch02-guessing-game-tutorial/listing-02-05/src/main.rs b/src/doc/book/listings/ch02-guessing-game-tutorial/listing-02-05/src/main.rs
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+++ b/src/doc/book/listings/ch02-guessing-game-tutorial/listing-02-05/src/main.rs
@@ -0,0 +1,45 @@
+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..=100);
+
+ println!("The secret number is: {secret_number}");
+
+ loop {
+ println!("Please input your guess.");
+
+ let mut guess = String::new();
+
+ // ANCHOR: here
+ // --snip--
+
+ io::stdin()
+ .read_line(&mut guess)
+ .expect("Failed to read line");
+
+ // ANCHOR: ch19
+ let guess: u32 = match guess.trim().parse() {
+ Ok(num) => num,
+ Err(_) => continue,
+ };
+ // ANCHOR_END: ch19
+
+ println!("You guessed: {guess}");
+
+ // --snip--
+ // ANCHOR_END: here
+
+ match guess.cmp(&secret_number) {
+ Ordering::Less => println!("Too small!"),
+ Ordering::Greater => println!("Too big!"),
+ Ordering::Equal => {
+ println!("You win!");
+ break;
+ }
+ }
+ }
+}