Initial commit

.gitignore

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+/target

Cargo.lock

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+# It is not intended for manual editing.
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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::io;
+use std::io::Write;
+use std::cmp::Ordering;
+use rand::Rng;
+
+// Floor and ceiling for guessing range
+const MIN: u8 = 1;
+const MAX: u8 = 100;
+
+// Colours for use in print (all bold by default)
+const RED: &str = "\x1b[1;31m";
+const GRN: &str = "\x1b[1;32m";
+const YLW: &str = "\x1b[1;33m";
+// Bold
+const BLD: &str = "\x1b[1m";
+// Reset
+const RST: &str = "\x1b[0m";
+
+fn wr_prompt(gcount: u8) {
+    print!("GUESS {}> ", gcount);
+    io::stdout().flush().expect("Flush failed.");
+}
+
+fn main() {
+    println!("\n{BLD}Guess the number!{RST}\n");
+
+    // Guess counter
+    let mut gcount: u8 = 0;
+
+    let secret_number: u8 = rand::thread_rng().gen_range(MIN..=MAX);
+    println!("Please type in your guess ({}-{}):", MIN, MAX);
+
+    loop {
+        wr_prompt(gcount);
+
+        let mut guess = String::new();
+
+        io::stdin()
+            .read_line(&mut guess)
+            .expect("Failed to read line");
+
+        match guess.trim().to_lowercase().as_str() {
+            "exit" | "quit" | "q" => {
+                println!("Exiting!");
+                std::process::exit(0);
+            },
+            "1337" => {
+                println!("The answer is {BLD}{}{RST}", secret_number.to_string());
+                continue;
+            },
+            _ => {},
+        }
+
+        let guess: u8 = match guess.trim().parse() {
+            Ok(num) if num >= MIN && num <= MAX => {
+                if gcount < 255 {
+                    gcount += 1;
+                } else {
+                    println!("{BLD}GAME OVER!\n{RED}You've run out of guesses!{RST}");
+                    std::process::exit(13);
+                }
+                num
+            },
+            _ => {
+                println!("Invalid input! Guess a number between {BLD}{}{RST} and {BLD}{}{RST}.", MIN, MAX);
+                continue;
+            },
+        };
+
+        //println!("You guessed: {}", guess);
+        if guess == 69 {
+            println!("{BLD}Nice!{RST}");
+        }
+
+        match guess.cmp(&secret_number) {
+            Ordering::Less => println!("Too {YLW}small{RST}!"),
+            Ordering::Greater => println!("Too {RED}big{RST}!"),
+            Ordering::Equal => {
+                println!("{GRN}You've won!{RST}\nYou used {BLD}{}{RST} guesses!", gcount);
+                break;
+            }
+        }
+    }
+}