Add guessing_game Rust project

.gitignore

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+/target

Cargo.toml

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+[package]
+name = "guessing_game"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+rand = "0.8.5"

src/main.rs

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+use std::cmp::Ordering;
+use std::io;
+
+use rand::Rng;
+
+fn main() {
+    println!("I have chosen a number between 1 and 100.");
+    println!("You have 7 attempts to guess it.");
+// Generate a random number between 1 and 100
+    let secret_number = rand::thread_rng().gen_range(1..=100);
+
+    //create a loop that allows the user to guess up to 7 times
+    for attempt in 1..=7 {
+        println!();
+        println!("Attempt {attempt} of 7");
+        println!("Guess a number:");
+
+        //create a mutable variable to store the user's guess
+
+        let mut guess = String::new();
+
+        //read the user's guess from standard input
+
+        io::stdin()
+            .read_line(&mut guess)
+            .expect("Failed to read line");
+
+            //convert the user's guess to a number and handle any errors that may occur
+
+        let guess: u32 = match guess.trim().parse() {
+            Ok(num) => num,
+            Err(_) => {
+                println!("Invalid guess! Please guess a number.");
+                continue;
+            }
+        };
+
+        //print the user's guess to the console
+
+        println!("You guessed: {guess}");
+
+        //compare the user's guess to the secret number and print a message indicating whether the guess was too low, too high, or correct
+
+        match guess.cmp(&secret_number) {
+            Ordering::Less => {
+                println!("Too small!");
+            }
+
+            // Handle the case where the guess is greater than the secret number
+
+            Ordering::Greater => {
+                println!("Too big!");
+            }
+
+            // Handle the case where the guess is equal to the secret number
+
+            Ordering::Equal => {
+                println!();
+                println!("Congratulations!");
+                println!("You guessed the correct number!");
+                println!("You guessed the number in {attempt} attempt(s).");
+                return;
+            }
+        }
+    }
+
+    // If the user has used all 7 attempts, print a message indicating that the game is over and reveal the secret number
+
+    println!();
+    println!("Your guessing is over!");
+    println!("You used all 7 attempts.");
+    println!("The secret number was: {secret_number}");
+}