From b19405348ee79506872a2209a4dac09a181cf652 Mon Sep 17 00:00:00 2001
From: Low Kian Seong <kianseong@gmail.com>
Date: Sat, 10 Jul 2021 18:48:48 +0800
Subject: [PATCH] completed exer var 1,2,3

---
 exercises/variables/variables1.rs | 4 +---
 exercises/variables/variables2.rs | 4 +---
 exercises/variables/variables3.rs | 4 +---
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/exercises/variables/variables1.rs b/exercises/variables/variables1.rs
index 4a3af73c..db85e7e4 100644
--- a/exercises/variables/variables1.rs
+++ b/exercises/variables/variables1.rs
@@ -6,9 +6,7 @@
 // even after you already figured it out. If you got everything working and
 // feel ready for the next exercise, remove the `I AM NOT DONE` comment below.
 
-// I AM NOT DONE
-
 fn main() {
-    x = 5;
+    let x = 5;
     println!("x has the value {}", x);
 }
diff --git a/exercises/variables/variables2.rs b/exercises/variables/variables2.rs
index 7774a8fb..81e78d53 100644
--- a/exercises/variables/variables2.rs
+++ b/exercises/variables/variables2.rs
@@ -1,10 +1,8 @@
 // variables2.rs
 // Make me compile! Execute the command `rustlings hint variables2` if you want a hint :)
 
-// I AM NOT DONE
-
 fn main() {
-    let x;
+    let x:i32 = 10;
     if x == 10 {
         println!("Ten!");
     } else {
diff --git a/exercises/variables/variables3.rs b/exercises/variables/variables3.rs
index 30ec48ff..7d84709d 100644
--- a/exercises/variables/variables3.rs
+++ b/exercises/variables/variables3.rs
@@ -1,10 +1,8 @@
 // variables3.rs
 // Make me compile! Execute the command `rustlings hint variables3` if you want a hint :)
 
-// I AM NOT DONE
-
 fn main() {
-    let x = 3;
+    let mut x = 3;
     println!("Number {}", x);
     x = 5; // don't change this line
     println!("Number {}", x);