feat(ch02): Update guessing game dependencies to rand 0.9.2 and code

Author: Mohit Nandaniya

Cargo.lock

@@ -1,5 +1,5 @@
 [workspace]
-members = ["packages/tools"]
+members = ["listings/ch02-guessing-game-tutorial/listing-02-02", "listings/ch02-guessing-game-tutorial/listing-02-03", "listings/ch02-guessing-game-tutorial/listing-02-04", "listings/ch02-guessing-game-tutorial/listing-02-05", "listings/ch02-guessing-game-tutorial/listing-02-06","packages/tools"]
 default-members = ["packages/tools"]
 resolver = "2"
 exclude = [

Cargo.toml

@@ -639,6 +639,8 @@ Workspaces
 wouldn
 writeln
 WriteMessage
+wasip2
+wit-bindgen
 xcode
 xpression
 yyyy

ci/dictionary.txt

@@ -1,9 +1,7 @@
 [package]
-name = "guessing_game"
+name = "listing-02-02"
 version = "0.1.0"
 edition = "2024"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
-rand = "0.8.5"
+rand = "0.9.2"

listings/ch02-guessing-game-tutorial/listing-02-02/Cargo.lock

@@ -1,15 +1,3 @@
-use std::io;
-
 fn main() {
-    println!("Guess the 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}");
+    println!("Hello, world!");
 }

listings/ch02-guessing-game-tutorial/listing-02-02/Cargo.toml

@@ -1,9 +1,7 @@
 [package]
-name = "guessing_game"
+name = "listing-02-03"
 version = "0.1.0"
 edition = "2024"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
-rand = "0.8.5"
+rand = "0.9.2"

listings/ch02-guessing-game-tutorial/listing-02-02/src/main.rs

@@ -2,14 +2,14 @@
 use std::io;
 
 // ANCHOR: ch07-04
-use rand::Rng;
+use rand::random_range;
 
 fn main() {
     // ANCHOR_END: ch07-04
     println!("Guess the number!");
 
     // ANCHOR: ch07-04
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = random_range(1..=100);
     // ANCHOR_END: ch07-04
 
     println!("The secret number is: {secret_number}");