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-rw-r--r--exercises/01_variables/variables4.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/exercises/01_variables/variables4.rs b/exercises/01_variables/variables4.rs
index 6c138b1..90d4ef0 100644
--- a/exercises/01_variables/variables4.rs
+++ b/exercises/01_variables/variables4.rs
@@ -1,6 +1,6 @@
// TODO: Fix the compiler error.
fn main() {
- let x = 3;
+ let mut x = 3;
println!("Number {x}");
x = 5; // Don't change this line