値の比較を行った refs #4

Chapter2/gussing_game/src/main.rs

@@ -1,6 +1,7 @@
 extern crate rand;
 
 use std::io;
+use std::cmp::Ordering;
 use rand::Rng;
 
 fn main() {
@@ -17,5 +18,13 @@ fn main() {
         .read_line(&mut guess)
         .expect("failed to read line");
 
+    let guess:i32 = guess.trim().parse().expect("Please type a number!");
+
     println!("You guessed: {}", guess);
+
+    match guess.cmp(&secret_number) {
+        Ordering::Less => println!("Too small!"),
+        Ordering::Greater => println!("Too Big!"),
+        Ordering::Equal => println!("You Win!")
+    }
 }