rust conversion of stars

82_Stars/rust/Cargo.toml

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+[package]
+name = "stars"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+rand = "0.8.3"

82_Stars/rust/README.md

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+Original source downloaded [from Vintage Basic](http://www.vintage-basic.net/games.html)
+
+Conversion to [Rust](https://www.rust-lang.org/)

82_Stars/rust/src/main.rs

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+use rand::Rng;
+use std::io;
+
+fn main() {
+    println!(
+        "{: >39}\n{: >57}\n\n\n",
+        "STARS", "CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY"
+    );
+    // STARS - PEOPLE'S COMPUTER CENTER, MENLO PARK, CA
+    // A IS LIMIT ON NUMBER, M IS NUMBER OF GUESSES
+    let a: u32 = 101;
+    let m: u32 = 7;
+    let mut need_instrut = String::new();
+
+    println!("DO YOU WANT INSTRUCTIONS?");
+    io::stdin()
+        .read_line(&mut need_instrut)
+        .expect("Failed to get input");
+
+    if need_instrut[..1].to_ascii_lowercase().eq("y") {
+        println!("I AM THINKING OF A WHOLE NUMBER FROM 1 TO {}", a - 1);
+        println!("TRY TO GUESS MY NUMBER.  AFTER YOU GUESS, I");
+        println!("WILL TYPE ONE OR MORE STARS (*).  THE MORE");
+        println!("STARS I TYPE, THE CLOSER YOU ARE TO MY NUMBER.");
+        println!("ONE STAR (*) MEANS FAR AWAY, SEVEN STARS (*******)");
+        println!("MEANS REALLY CLOSE!  YOU GET {} GUESSES.\n\n", m);
+    }
+
+    loop {
+        println!("\nOK, I AM THINKING OF A NUMBER, START GUESSING.\n");
+        let rand_number: i32 = rand::thread_rng().gen_range(1..a) as i32; // generates a random number between 1 and 100
+
+        // GUESSING BEGINS, HUMAN GETS M GUESSES
+        for i in 0..m {
+            let mut guess = String::new();
+            println!("YOUR GUESS?");
+            io::stdin()
+                .read_line(&mut guess)
+                .expect("Failed to get input");
+            let guess: i32 = match guess.trim().parse() {
+                Ok(num) => num,
+                Err(_) => {
+                    println!("PLEASE ENTER A NUMBER VALUE.\n");
+                    continue;
+                }
+            };
+            if guess == rand_number {
+                print!("");
+                for _i in 0..50 {
+                    print!("*");
+                }
+                println!("!!!");
+                println!("YOU GOT IT IN {} GUESSES!!!  LET'S PLAY AGAIN...\n", i + 1);
+                break;
+            } else {
+                match_guess(rand_number - guess);
+            }
+
+            if i == 6 {
+                println!(
+                    "SORRY, THAT'S {} GUESSES. THE NUMBER WAS {}",
+                    m, rand_number
+                );
+            }
+        }
+    }
+}
+
+fn match_guess(diff: i32) {
+    if diff.abs() >= 64 {
+        println!("*\n");
+    } else if diff.abs() >= 32 {
+        println!("**\n");
+    } else if diff.abs() >= 16 {
+        println!("***\n");
+    } else if diff.abs() >= 8 {
+        println!("****\n");
+    } else if diff.abs() >= 4 {
+        println!("*****\n");
+    } else if diff.abs() >= 2 {
+        println!("******\n");
+    } else {
+        println!("*******\n");
+    }
+}