From 2432fde73dcb31145faf79b56ee58f106ec30ee6 Mon Sep 17 00:00:00 2001
From: Rock070 <a0938130702@gmail.com>
Date: Fri, 5 Jan 2024 00:28:14 +0800
Subject: [PATCH] Refactor longest function and remove unnecessary code

---
 exercises/16_lifetimes/lifetimes2.rs | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/exercises/16_lifetimes/lifetimes2.rs b/exercises/16_lifetimes/lifetimes2.rs
index 4f3d8c18..ecb933ed 100644
--- a/exercises/16_lifetimes/lifetimes2.rs
+++ b/exercises/16_lifetimes/lifetimes2.rs
@@ -6,8 +6,6 @@
 // Execute `rustlings hint lifetimes2` or use the `hint` watch subcommand for a
 // hint.
 
-// I AM NOT DONE
-
 fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
     if x.len() > y.len() {
         x
@@ -19,9 +17,8 @@ fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
 fn main() {
     let string1 = String::from("long string is long");
     let result;
-    {
-        let string2 = String::from("xyz");
-        result = longest(string1.as_str(), string2.as_str());
-    }
+
+    let string2 = String::from("xyz");
+    result = longest(string1.as_str(), string2.as_str());
     println!("The longest string is '{}'", result);
 }