1 files changed, 7 insertions, 0 deletions
diff --git a/rust/rustlings/exercises/01_variables/variables4.rs b/rust/rustlings/exercises/01_variables/variables4.rs
new file mode 100644
index 0000000..d2967ea
--- /dev/null
+++ b/rust/rustlings/exercises/01_variables/variables4.rs
@@ -0,0 +1,7 @@
+fn main() {
+    let mut x = 3;
+    println!("Number {x}");
+
+    x = 5; // Don't change this line
+    println!("Number {x}");
+}