add comment for const arrays

exercism · Jun 25, 2024 · a717e74 · a717e74
1 parent c3d492b
commit a717e74
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/exercises/practice/roman-numerals/.meta/example.cairo b/exercises/practice/roman-numerals/.meta/example.cairo
@@ -6,6 +6,8 @@ pub struct Roman {
 #[generate_trait]
 impl RomanImpl of RomanTrait {
     fn from_u32(num: u32) -> Roman {
+        // it will soon be possible to use constant array variables
+        // for now we have to define them within the function
         let mut ROMAN_MAP: Array<(u32, ByteArray)> = array![
             (1000, "M"),
             (900, "CM"),